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stock.","units":{"USD":[{"end":"2011-05-31","val":608000000,"accn":"0001193125-12-303564","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-16","frame":"CY2011Q2I"},{"end":"2011-05-31","val":608000000,"accn":"0001193125-12-129798","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-23"},{"end":"2011-05-31","val":608000000,"accn":"0000950123-11-103279","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-16"},{"end":"2011-05-31","val":608000000,"accn":"0000950123-11-086379","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-23"},{"end":"2011-08-31","val":608000000,"accn":"0000950123-11-086379","fy":2012,"fp":"Q1","form":"10-Q","filed":"2011-09-23","frame":"CY2011Q3I"},{"end":"2011-11-30","val":608000000,"accn":"0000950123-11-103279","fy":2012,"fp":"Q2","form":"10-Q","filed":"2011-12-16","frame":"CY2011Q4I"},{"end":"2012-02-29","val":608000000,"accn":"0001193125-12-129798","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-23","frame":"CY2012Q1I"},{"end":"2012-05-31","val":608000000,"accn":"0001193125-13-290880","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-16","frame":"CY2012Q2I"},{"end":"2012-05-31","val":608000000,"accn":"0001193125-13-119644","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-21"},{"end":"2012-05-31","val":608000000,"accn":"0001193125-12-510429","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-20"},{"end":"2012-05-31","val":608000000,"accn":"0001193125-12-396847","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-19"},{"end":"2012-05-31","val":608000000,"accn":"0001193125-12-303564","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-16"},{"end":"2012-08-31","val":608000000,"accn":"0001193125-12-396847","fy":2013,"fp":"Q1","form":"10-Q","filed":"2012-09-19","frame":"CY2012Q3I"},{"end":"2012-11-30","val":608000000,"accn":"0001193125-12-510429","fy":2013,"fp":"Q2","form":"10-Q","filed":"2012-12-20","frame":"CY2012Q4I"},{"end":"2013-02-28","val":608000000,"accn":"0001193125-13-119644","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-03-21","frame":"CY2013Q1I"},{"end":"2013-05-31","val":608000000,"accn":"0001193125-14-267856","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-14","frame":"CY2013Q2I"},{"end":"2013-05-31","val":608000000,"accn":"0001193125-14-107994","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-20"},{"end":"2013-05-31","val":608000000,"accn":"0001193125-13-478879","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-19"},{"end":"2013-05-31","val":608000000,"accn":"0001193125-13-371933","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-19"},{"end":"2013-05-31","val":608000000,"accn":"0001193125-13-290880","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-16"},{"end":"2013-08-31","val":608000000,"accn":"0001193125-13-371933","fy":2014,"fp":"Q1","form":"10-Q","filed":"2013-09-19","frame":"CY2013Q3I"},{"end":"2013-11-30","val":608000000,"accn":"0001193125-13-478879","fy":2014,"fp":"Q2","form":"10-Q","filed":"2013-12-19","frame":"CY2013Q4I"},{"end":"2014-02-28","val":608000000,"accn":"0001193125-14-107994","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-03-20","frame":"CY2014Q1I"},{"end":"2014-05-31","val":608000000,"accn":"0001193125-15-252505","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-14","frame":"CY2014Q2I"},{"end":"2014-05-31","val":608000000,"accn":"0001193125-15-098483","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-19"},{"end":"2014-05-31","val":608000000,"accn":"0001193125-14-446675","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-18"},{"end":"2014-05-31","val":608000000,"accn":"0001193125-14-345558","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-18"},{"end":"2014-05-31","val":608000000,"accn":"0001193125-14-267856","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-14"},{"end":"2014-08-31","val":608000000,"accn":"0001193125-14-345558","fy":2015,"fp":"Q1","form":"10-Q","filed":"2014-09-18","frame":"CY2014Q3I"},{"end":"2014-11-30","val":608000000,"accn":"0001193125-14-446675","fy":2015,"fp":"Q2","form":"10-Q","filed":"2014-12-18","frame":"CY2014Q4I"},{"end":"2015-02-28","val":608000000,"accn":"0001193125-15-098483","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-03-19","frame":"CY2015Q1I"},{"end":"2015-05-31","val":608000000,"accn":"0001193125-15-406270","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-17","frame":"CY2015Q2I"},{"end":"2015-05-31","val":608000000,"accn":"0001193125-15-322552","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-17"},{"end":"2015-05-31","val":608000000,"accn":"0001193125-15-252505","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-14"},{"end":"2015-08-31","val":608000000,"accn":"0001193125-15-322552","fy":2016,"fp":"Q1","form":"10-Q","filed":"2015-09-17","frame":"CY2015Q3I"},{"end":"2015-11-30","val":608000000,"accn":"0001193125-15-406270","fy":2016,"fp":"Q2","form":"10-Q","filed":"2015-12-17","frame":"CY2015Q4I"}]}},"AdditionalPaidInCapitalCommonStock":{"label":"Additional Paid in Capital, Common Stock","description":"Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital.","units":{"USD":[{"end":"2015-05-31","val":608000000,"accn":"0001193125-16-508437","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-17","frame":"CY2015Q2I"},{"end":"2016-02-29","val":608000000,"accn":"0001193125-16-508437","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-17","frame":"CY2016Q1I"}]}},"AllocatedShareBasedCompensationExpense":{"label":"Share-based Payment Arrangement, Expense","description":"Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.","units":{"USD":[{"start":"2010-06-01","end":"2011-05-31","val":29000000,"accn":"0001193125-13-290880","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-16","frame":"CY2010"},{"start":"2011-06-01","end":"2012-05-31","val":33000000,"accn":"0001193125-14-267856","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-14","frame":"CY2011"},{"start":"2011-06-01","end":"2012-05-31","val":33000000,"accn":"0001193125-13-290880","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-16"},{"start":"2012-06-01","end":"2013-05-31","val":36000000,"accn":"0001193125-15-252505","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-14","frame":"CY2012"},{"start":"2012-06-01","end":"2013-05-31","val":36000000,"accn":"0001193125-14-267856","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-14"},{"start":"2012-06-01","end":"2013-05-31","val":36000000,"accn":"0001193125-13-290880","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-16"},{"start":"2013-06-01","end":"2014-05-31","val":39000000,"accn":"0001193125-15-252505","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-14","frame":"CY2013"},{"start":"2013-06-01","end":"2014-05-31","val":39000000,"accn":"0001193125-14-267856","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-14"},{"start":"2014-06-01","end":"2015-05-31","val":44000000,"accn":"0001193125-15-252505","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-14","frame":"CY2014"}]}},"AllowanceForDoubtfulAccountsReceivableCurrent":{"label":"Accounts Receivable, Allowance for Credit Loss, Current","description":"Amount of allowance for credit loss on accounts receivable, classified as current.","units":{"USD":[{"end":"2015-05-31","val":92000000,"accn":"0001193125-16-508437","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-17","frame":"CY2015Q2I"},{"end":"2016-02-29","val":79000000,"accn":"0001193125-16-508437","fy":2016,"fp":"Q3","form":"10-Q","filed":"2016-03-17","frame":"CY2016Q1I"}]}},"AmortizationOfIntangibleAssets":{"label":"Amortization of Intangible Assets","description":"The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.","units":{"USD":[{"start":"2010-06-01","end":"2011-05-31","val":4000000,"accn":"0001193125-13-290880","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-16","frame":"CY2010"},{"start":"2011-06-01","end":"2012-05-31","val":11000000,"accn":"0001193125-14-267856","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-14","frame":"CY2011"},{"start":"2011-06-01","end":"2012-05-31","val":11000000,"accn":"0001193125-13-290880","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-16"},{"start":"2012-06-01","end":"2013-05-31","val":22000000,"accn":"0001193125-15-252505","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-14","frame":"CY2012"},{"start":"2012-06-01","end":"2013-05-31","val":22000000,"accn":"0001193125-14-267856","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-14"},{"start":"2012-06-01","end":"2013-05-31","val":22000000,"accn":"0001193125-13-290880","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-16"},{"start":"2013-06-01","end":"2014-05-31","val":15000000,"accn":"0001193125-15-252505","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-14","frame":"CY2013"},{"start":"2013-06-01","end":"2014-05-31","val":15000000,"accn":"0001193125-14-267856","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-14"},{"start":"2014-06-01","end":"2015-05-31","val":14000000,"accn":"0001193125-15-252505","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-14","frame":"CY2014"}]}},"AssetImpairmentCharges":{"label":"Asset Impairment Charges","description":"Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.","units":{"USD":[{"start":"2012-03-01","end":"2012-05-31","val":134000000,"accn":"0001193125-13-290880","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-16","frame":"CY2012Q2"},{"start":"2013-03-01","end":"2013-05-31","val":100000000,"accn":"0001193125-14-267856","fy":2014,"fp":"FY","form":"10-K","filed":"2014-07-14","frame":"CY2013Q2"},{"start":"2013-03-01","end":"2013-05-31","val":100000000,"accn":"0001193125-13-290880","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-16"},{"start":"2015-03-01","end":"2015-05-31","val":276000000,"accn":"0001193125-15-252505","fy":2015,"fp":"FY","form":"10-K","filed":"2015-07-14","frame":"CY2015Q2"}]}},"Assets":{"label":"Assets","description":"Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or 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