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Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.","units":{"BRL":[{"end":"2008-12-31","val":435471000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2008Q4I"},{"end":"2009-12-31","val":496815000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"end":"2009-12-31","val":496815000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":621612000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesAmortizedCost":{"label":"Available-for-sale Securities, Amortized Cost Basis","description":"This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.","units":{"BRL":[{"end":"2009-12-31","val":34543000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":36246000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLossNetOfTax":{"label":"Available-for-sale Securities, Change in Net Unrealized Holding Gain (Loss), Net of Tax (Deprecated 2018-01-31)","description":"The change in unrealized holding gain (loss), net of tax, on available-for-sale securities included in a separate component of shareholders' equity during the period.","units":{"BRL":[{"start":"2008-01-01","end":"2008-12-31","val":-1810000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2008"},{"start":"2008-12-31","end":"2009-12-31","val":1266000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009"},{"start":"2009-12-31","end":"2010-12-31","val":787000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost":{"label":"Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"BRL":[{"end":"2009-12-31","val":7519000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":7908000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue":{"label":"Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10","description":"Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"BRL":[{"end":"2009-12-31","val":7822000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":8231000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost":{"label":"Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year One Through Five","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"BRL":[{"end":"2009-12-31","val":5665000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":2845000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue":{"label":"Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five","description":"Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"BRL":[{"end":"2009-12-31","val":5651000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":2830000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost":{"label":"Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 10","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"BRL":[{"end":"2009-12-31","val":17192000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":18773000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue":{"label":"Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10","description":"Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"BRL":[{"end":"2009-12-31","val":18739000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":21746000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost":{"label":"Available-for-sale Securities, Debt Maturities, Amortized Cost Basis (Deprecated 2014-01-31)","description":"Amount of available-for-sale debt securities at cost, net of adjustments, which include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings (less any cumulative-effect adjustments, as defined) and fair value hedge accounting adjustments.","units":{"BRL":[{"end":"2009-12-31","val":34543000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":36246000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesFairValue":{"label":"Available-for-sale Securities, Debt Maturities, Fair Value (Deprecated 2011-01-31)","description":"This item represents the total of all debt securities grouped by maturity dates, at fair value, which are categorized neither as held-to-maturity nor trading securities.","units":{"BRL":[{"end":"2009-12-31","val":37234000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":39848000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost":{"label":"Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"BRL":[{"end":"2009-12-31","val":863000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":2208000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue":{"label":"Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One","description":"Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"BRL":[{"end":"2009-12-31","val":932000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":2215000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost":{"label":"Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Amortized Cost","description":"Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), without single maturity date and not allocated over maturity grouping.","units":{"BRL":[{"end":"2009-12-31","val":3304000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":4512000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue":{"label":"Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Fair Value","description":"Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), without single maturity date and not allocated over maturity grouping.","units":{"BRL":[{"end":"2009-12-31","val":4090000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":4826000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesDebtSecurities":{"label":"Debt Securities, Available-for-sale","description":"Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).","units":{"BRL":[{"end":"2008-12-31","val":29955000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2008Q4I"},{"end":"2009-12-31","val":37234000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2009-12-31","val":37234000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"end":"2010-12-31","val":39848000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesGrossRealizedGainLossNet":{"label":"Available-for-sale Securities, Gross Realized Gain (Loss)","description":"This item represents the difference between the gross realized gains and losses realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities.","units":{"BRL":[{"start":"2007-01-01","end":"2007-12-31","val":1456000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2007"},{"start":"2008-01-01","end":"2008-12-31","val":-609000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2008"},{"start":"2008-01-01","end":"2008-12-31","val":609000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"start":"2008-12-31","end":"2009-12-31","val":-164000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009"},{"start":"2009-01-01","end":"2009-12-31","val":164000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"start":"2009-12-31","end":"2010-12-31","val":-783000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"AvailableForSaleSecuritiesGrossRealizedGains":{"label":"Available-for-sale Securities, Gross Realized Gains","description":"This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.","units":{"BRL":[{"start":"2008-01-01","end":"2008-12-31","val":1120000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2008"},{"start":"2008-12-31","end":"2009-12-31","val":916000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009"},{"start":"2009-12-31","end":"2010-12-31","val":972000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"AvailableForSaleSecuritiesGrossRealizedLosses":{"label":"Available-for-sale Securities, Gross Realized Losses","description":"This item represents the gross loss realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.","units":{"BRL":[{"start":"2008-01-01","end":"2008-12-31","val":-422000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2008"},{"start":"2008-12-31","end":"2009-12-31","val":-462000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009"},{"start":"2009-12-31","end":"2010-12-31","val":-154000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"AvailableForSaleSecuritiesGrossUnrealizedLosses":{"label":"Available-for-sale Securities, Gross Unrealized Loss (Deprecated 2009-01-31)","description":"This item represents the gross unrealized losses for securities which are categorized neither as held-to-maturity nor trading securities. Such gross unrealized losses are the excess of the carrying value of the Available-for-sale Securities over their fair value as of the reporting date. Such gross unrealized losses are included in other comprehensive income in the statement of shareholders' equity, unless the Available-for-sale Security is designated as a hedge or is determined to have had an other than temporary decline in fair value below its amortized cost basis. All or a portion of the unrealized holding loss of an Available-for-sale Security that is designated as being hedged in a fair value hedge is recognized in earnings during the period of the hedge, as are other than temporary declines in fair value below costs basis.","units":{"BRL":[{"end":"2009-12-31","val":-603000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":-1059000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableForSaleSecuritiesPledgedAsCollateral":{"label":"Available-for-sale Securities Pledged as Collateral (Deprecated 2018-01-31)","description":"The fair value of available-for-sale securities that serve as collateral for borrowings.","units":{"BRL":[{"end":"2009-12-31","val":1110000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":306000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments":{"label":"Available-for-sale Securities, Gross Realized Gain (Loss), Excluding Other than Temporary Impairments","description":"This item represents the difference between the gross realized gains and losses realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading 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securities.","units":{"BRL":[{"end":"2009-12-31","val":3294000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":4661000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"BusinessAcquisitionCostOfAcquiredEntityCashPaid":{"label":"Business Acquisition, Cost of Acquired Entity, Cash Paid (Deprecated 2013-01-31)","description":"Amount of cash paid to acquire the entity.","units":{"BRL":[{"end":"2008-12-31","val":85000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2008Q4I"},{"end":"2009-12-31","val":73000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":301000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"BusinessAcquisitionCostOfAcquiredEntityEquityInterestsIssuedAndIssuable":{"label":"Business Acquisition, Cost of Acquired Entity, Equity Interests Issued and Issuable (Deprecated 2013-01-31)","description":"The acquisition-date fair value of the equity interests of the acquirer, including the number of instruments or interests issued or issuable in consideration for the business 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Also include Federal Funds sold under agreements to resell on a gross basis, excluding (1) sales of term Federal Funds, (2) due bills representing purchases of securities or other assets by the reporting bank that have not yet been delivered and similar instruments, (3) resale agreements that mature in more than one business day involving assets other than securities, and (4) yield maintenance dollar repurchase agreements (Federal Funds Sold) and (2) the dollar amount outstanding of funds lent in the form of security resale agreements regardless of maturity, if the agreement requires the bank to resell the identical security purchased or a security that meets the definition of substantially the same in the case of a dollar roll. Also include purchases of participations in pools of securities, regardless of maturity (Securities Purchased Under Agreements to Re-sell).","units":{"BRL":[{"end":"2008-12-31","val":46950000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2008Q4I"},{"end":"2009-12-31","val":82146000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2009-12-31","val":82146000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"end":"2010-12-31","val":115276000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"FeesAndCommissions":{"label":"Fees and Commissions (Deprecated 2018-01-31)","description":"Amount of fees and commissions from financial services and banking activities and correspondent clearing. Includes fees from depositor accounts, credit cards, merchant discounts, and fiduciary and trust activities, guarantee fees, investment advisory, management, and administrative fees, transfer agent fees, and insurance commissions.","units":{"BRL":[{"start":"2007-01-01","end":"2007-12-31","val":7819000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2007"},{"start":"2008-01-01","end":"2008-12-31","val":8997000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2008"},{"start":"2008-01-01","end":"2008-12-31","val":8997000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"start":"2008-12-31","end":"2009-12-31","val":9381000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009"},{"start":"2009-01-01","end":"2009-12-31","val":9381000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"start":"2009-12-31","end":"2010-12-31","val":10942000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"FeesAndCommissionsCreditCards":{"label":"Fees and Commissions, Credit Cards (Deprecated 2018-01-31)","description":"Income earned from credit card services including late, over limit, and annual fees. This item excludes interest income earned on credit card balances and transactions.","units":{"BRL":[{"start":"2008-01-01","end":"2008-12-31","val":1696000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2008"},{"start":"2008-12-31","end":"2009-12-31","val":1972000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009"},{"start":"2009-12-31","end":"2010-12-31","val":2607000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"FeesAndCommissionsOther":{"label":"Fees and Commissions, Other (Deprecated 2018-01-31)","description":"Amount of fee and commission revenue classified as other.","units":{"BRL":[{"start":"2008-01-01","end":"2008-12-31","val":1855000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2008"},{"start":"2008-12-31","end":"2009-12-31","val":2196000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009"},{"start":"2009-12-31","end":"2010-12-31","val":2665000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"FinancingReceivableCollectivelyEvaluatedForImpairment":{"label":"Financing Receivable, Collectively Evaluated for Impairment","description":"The balance of financing receivables that were collectively evaluated for 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period.","units":{"BRL":[{"start":"2008-01-01","end":"2008-12-31","val":802000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2008"},{"start":"2008-12-31","end":"2009-12-31","val":660000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009"},{"start":"2009-12-31","end":"2010-12-31","val":916000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"FiniteLivedIntangibleAssetsGross":{"label":"Finite-Lived Intangible Assets, Gross","description":"Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite 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life.","units":{"BRL":[{"end":"2008-12-31","val":3138000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2008Q4I"},{"end":"2009-12-31","val":3643000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":3652000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"ForeclosedAssets":{"label":"Repossessed Assets","description":"Carrying amount as of the balance sheet date of all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings or defeasance; includes real and personal property; equity interests in corporations, partnerships, and joint ventures; and beneficial interests in trusts.","units":{"BRL":[{"end":"2009-12-31","val":457000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":414000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"FutureAmortizationExpenseYearFive":{"label":"Future Amortization Expense, Year Five (Deprecated 2012-01-31)","description":"The amount of amortization expense expected to be recognized during year five of the five succeeding fiscal years.","units":{"BRL":[{"start":"2009-12-31","end":"2010-12-31","val":367000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"FutureAmortizationExpenseYearFour":{"label":"Future Amortization Expense, Year Four (Deprecated 2012-01-31)","description":"The amount of amortization expense expected to be recognized during year four of the five succeeding fiscal years.","units":{"BRL":[{"start":"2009-12-31","end":"2010-12-31","val":398000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"FutureAmortizationExpenseYearOne":{"label":"Future Amortization Expense, Year One (Deprecated 2012-01-31)","description":"The amount of amortization expense expected to be recognized during year one of the five succeeding fiscal years.","units":{"BRL":[{"start":"2009-12-31","end":"2010-12-31","val":926000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"FutureAmortizationExpenseYearThree":{"label":"Future Amortization Expense, Year Three (Deprecated 2012-01-31)","description":"The amount of amortization expense expected to be recognized during year three of the five succeeding fiscal years.","units":{"BRL":[{"start":"2009-12-31","end":"2010-12-31","val":445000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"FutureAmortizationExpenseYearTwo":{"label":"Future Amortization Expense, Year Two (Deprecated 2012-01-31)","description":"The amount of amortization expense expected to be recognized during year two of the five succeeding fiscal years.","units":{"BRL":[{"start":"2009-12-31","end":"2010-12-31","val":713000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"GainLossOnSaleOfPropertyPlantEquipment":{"label":"Gain (Loss) on Disposition of Property Plant Equipment","description":"Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.","units":{"BRL":[{"start":"2007-01-01","end":"2007-12-31","val":5000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2007"},{"start":"2008-01-01","end":"2008-12-31","val":-34000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2008"},{"start":"2008-01-01","end":"2008-12-31","val":-34000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"start":"2008-12-31","end":"2009-12-31","val":9000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009"},{"start":"2009-01-01","end":"2009-12-31","val":9000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"start":"2009-12-31","end":"2010-12-31","val":11000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"GainLossOnSaleOfStockInSubsidiaryOrEquityMethodInvestee":{"label":"Gain (Loss) on Disposition of Stock in Subsidiary or Equity Method Investee","description":"Amount of gain (loss) on sale or disposal of equity in securities of subsidiaries or equity method investee.","units":{"BRL":[{"start":"2007-01-01","end":"2007-12-31","val":-175000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2007"},{"start":"2008-01-01","end":"2008-12-31","val":0,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2008"},{"start":"2009-01-01","end":"2009-12-31","val":0,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2009"}]}},"GeneralAndAdministrativeExpense":{"label":"General and Administrative Expense","description":"The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.","units":{"BRL":[{"start":"2007-01-01","end":"2007-12-31","val":6236000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2007"},{"start":"2008-01-01","end":"2008-12-31","val":7288000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2008"},{"start":"2008-01-01","end":"2008-12-31","val":7288000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"start":"2008-12-31","end":"2009-12-31","val":8211000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009"},{"start":"2009-01-01","end":"2009-12-31","val":8211000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"start":"2009-12-31","end":"2010-12-31","val":9800000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"Goodwill":{"label":"Goodwill","description":"Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.","units":{"BRL":[{"end":"2008-12-31","val":1286000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2008Q4I"},{"end":"2008-12-31","val":1286000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"end":"2009-12-31","val":1234000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2009-12-31","val":1234000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"end":"2010-12-31","val":1183000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"GoodwillImpairmentLoss":{"label":"Goodwill, Impairment Loss","description":"Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.","units":{"BRL":[{"start":"2007-01-01","end":"2007-12-31","val":6000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2007"},{"start":"2008-01-01","end":"2008-12-31","val":2000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2008"},{"start":"2009-01-01","end":"2009-12-31","val":904000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2009"}]}},"HeldToMaturitySecurities":{"label":"Debt Securities, Held-to-maturity","description":"Amount of investment in debt security measured at amortized cost (held-to-maturity).","units":{"BRL":[{"end":"2008-12-31","val":4097000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2008Q4I"},{"end":"2009-12-31","val":3883000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2009-12-31","val":3883000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"end":"2010-12-31","val":3394000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment":{"label":"Debt Securities, Held-to-maturity, Amortized Cost, before Other-than-temporary Impairment","description":"Amount, before other-than-temporary impairment (OTTI) accretion, of investment in debt securities measured at amortized cost (held-to-maturity).","units":{"BRL":[{"end":"2009-12-31","val":3883000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":3394000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue":{"label":"Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"BRL":[{"end":"2009-12-31","val":255000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":0,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue":{"label":"Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"BRL":[{"end":"2009-12-31","val":90000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":106000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue":{"label":"Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"BRL":[{"end":"2009-12-31","val":3870000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":4507000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesFairValue":{"label":"Held-to-maturity Securities, Debt Maturities, Fair Value (Deprecated 2013-01-31)","description":"This item represents the total of all debt securities grouped by maturity dates, at fair value, which are categorized as held-to-maturity.","units":{"BRL":[{"end":"2009-12-31","val":5220000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":4935000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue":{"label":"Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, Year One","description":"Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. 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Excludes loans covered under loss sharing agreements.","units":{"BRL":[{"end":"2009-12-31","val":4201000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":4179000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"LongTermDebt":{"label":"Long-term Debt","description":"Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. 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Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.","units":{"BRL":[{"start":"2008-01-01","end":"2008-12-31","val":7288000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2008"},{"start":"2008-12-31","end":"2009-12-31","val":8211000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009"},{"start":"2009-12-31","end":"2010-12-31","val":9800000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"ShortTermBorrowings":{"label":"Short-term Debt","description":"Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.","units":{"BRL":[{"end":"2008-12-31","val":13849000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2008Q4I"},{"end":"2009-12-31","val":7976000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2009-12-31","val":7976000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"end":"2010-12-31","val":7735000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"StatutoryCapitalAndSurplusApplyingNationalAssociationOfInsuranceCommissionersNAICPractices":{"label":"Statutory Capital and Surplus Applying National Association of Insurance Commissioners (NAIC) Practices","description":"Amount of statutory capital and surplus computed using statutory accounting practices prescribed by the National Association of Insurance Commissioners.","units":{"BRL":[{"end":"2008-12-31","val":1853000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2008Q4I"},{"end":"2009-12-31","val":2254000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2009-12-31","val":2254000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"end":"2010-12-31","val":2755000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"StockholdersEquity":{"label":"Stockholders' Equity Attributable to Parent","description":"Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.","units":{"BRL":[{"end":"2008-12-31","val":37262000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2008Q4I"},{"end":"2009-12-31","val":46110000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2009-12-31","val":46110000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30"},{"end":"2010-12-31","val":52832000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest":{"label":"Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest","description":"Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. 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Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.","units":{"BRL":[{"start":"2007-01-01","end":"2007-12-31","val":-82000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2007"},{"start":"2008-01-01","end":"2008-12-31","val":-5000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2008"},{"start":"2009-01-01","end":"2009-12-31","val":-184000000,"accn":"0001292814-10-002221","fy":2009,"fp":"FY","form":"20-F","filed":"2010-06-30","frame":"CY2009"}]}},"TaxesOther":{"label":"Taxes, Other","description":"Amount of tax expense classified as other.","units":{"BRL":[{"start":"2008-01-01","end":"2008-12-31","val":1816000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2008"},{"start":"2008-12-31","end":"2009-12-31","val":2552000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009"},{"start":"2009-12-31","end":"2010-12-31","val":2580000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010"}]}},"TimeDeposits":{"label":"Time Deposits","description":"Amount of time deposit liabilities, including certificates of deposit.","units":{"BRL":[{"end":"2009-12-31","val":90537000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2009Q4I"},{"end":"2010-12-31","val":102158000000,"accn":"0001292814-11-001522","fy":2010,"fp":"FY","form":"20-F","filed":"2011-05-20","frame":"CY2010Q4I"}]}},"TradingGainsLosses":{"label":"Trading Gain (Loss)","description":"Amount of gain (loss) resulting from the difference between the acquisition price and the selling price or fair value of trading assets and trading liabilities, conducted separately from customer trading activities. 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