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This item includes treasury stock repurchased by the entity. 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fixtures.","units":{"USD":[{"end":"2009-12-31","val":98964000,"accn":"0000950123-10-071774","fy":2010,"fp":"Q2","form":"10-Q","filed":"2010-08-03"},{"end":"2009-12-31","val":98964000,"accn":"0000950123-10-100089","fy":2010,"fp":"Q3","form":"10-Q","filed":"2010-11-03"},{"end":"2009-12-31","val":98964000,"accn":"0000950123-11-020518","fy":2010,"fp":"FY","form":"10-K","filed":"2011-03-01","frame":"CY2009Q4I"},{"end":"2010-06-30","val":192789000,"accn":"0000950123-10-071774","fy":2010,"fp":"Q2","form":"10-Q","filed":"2010-08-03","frame":"CY2010Q2I"},{"end":"2010-09-30","val":226710000,"accn":"0000950123-10-100089","fy":2010,"fp":"Q3","form":"10-Q","filed":"2010-11-03","frame":"CY2010Q3I"},{"end":"2010-12-31","val":246889000,"accn":"0000950123-11-020518","fy":2010,"fp":"FY","form":"10-K","filed":"2011-03-01"},{"end":"2010-12-31","val":246889000,"accn":"0000950123-11-042941","fy":2011,"fp":"Q1","form":"10-Q","filed":"2011-05-02"},{"end":"2010-12-31","val":246889000,"accn":"0001193125-11-208151","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-03"},{"end":"2010-12-31","val":246889000,"accn":"0001193125-11-292830","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-02"},{"end":"2010-12-31","val":246889000,"accn":"0001193125-12-086225","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-29","frame":"CY2010Q4I"},{"end":"2011-03-31","val":244206000,"accn":"0000950123-11-042941","fy":2011,"fp":"Q1","form":"10-Q","filed":"2011-05-02","frame":"CY2011Q1I"},{"end":"2011-06-30","val":248822000,"accn":"0001193125-11-208151","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-03","frame":"CY2011Q2I"},{"end":"2011-09-30","val":245497000,"accn":"0001193125-11-292830","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-02","frame":"CY2011Q3I"},{"end":"2011-12-31","val":242505000,"accn":"0001193125-12-086225","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-29"},{"end":"2011-12-31","val":242505000,"accn":"0001193125-12-215141","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-07"},{"end":"2011-12-31","val":242505000,"accn":"0001193125-12-323922","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-07-31"},{"end":"2011-12-31","val":242505000,"accn":"0001193125-12-448006","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-02"},{"end":"2011-12-31","val":242505000,"accn":"0001193125-13-074139","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-25","frame":"CY2011Q4I"},{"end":"2012-03-31","val":236979000,"accn":"0001193125-12-215141","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-07","frame":"CY2012Q1I"},{"end":"2012-06-30","val":230860000,"accn":"0001193125-12-323922","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-07-31","frame":"CY2012Q2I"},{"end":"2012-09-30","val":161292000,"accn":"0001193125-12-448006","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-02","frame":"CY2012Q3I"},{"end":"2012-12-31","val":150604000,"accn":"0001193125-13-074139","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-25"},{"end":"2012-12-31","val":150604000,"accn":"0001193125-13-209257","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-09"},{"end":"2012-12-31","val":150604000,"accn":"0001193125-13-326875","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-08"},{"end":"2012-12-31","val":150604000,"accn":"0001193125-13-438230","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"end":"2012-12-31","val":150604000,"accn":"0001193125-14-079705","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012Q4I"},{"end":"2013-03-31","val":144134000,"accn":"0001193125-13-209257","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-09","frame":"CY2013Q1I"},{"end":"2013-06-30","val":139935000,"accn":"0001193125-13-326875","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-08","frame":"CY2013Q2I"},{"end":"2013-09-30","val":132130000,"accn":"0001193125-13-438230","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12","frame":"CY2013Q3I"},{"end":"2013-12-31","val":125168000,"accn":"0001193125-14-079705","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"end":"2013-12-31","val":125168000,"accn":"0001193125-14-190026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-08"},{"end":"2013-12-31","val":125168000,"accn":"0001193125-14-305042","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-11"},{"end":"2013-12-31","val":125168000,"accn":"0001193125-14-404506","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-10","frame":"CY2013Q4I"},{"end":"2014-03-31","val":118714000,"accn":"0001193125-14-190026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-08","frame":"CY2014Q1I"},{"end":"2014-06-30","val":113456000,"accn":"0001193125-14-305042","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-11","frame":"CY2014Q2I"},{"end":"2014-09-30","val":107776000,"accn":"0001193125-14-404506","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-10","frame":"CY2014Q3I"}]}},"PropertyPlantAndEquipmentUsefulLifeMaximum":{"label":"Property, Plant and Equipment, Useful Life, Maximum (Deprecated 2012-01-31)","description":"The maximum useful life of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.","units":{"years":[{"start":"2011-01-01","end":"2011-12-31","val":16,"accn":"0001193125-12-086225","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-29","frame":"CY2011"}]}},"PropertyPlantAndEquipmentUsefulLifeMinimum":{"label":"Property, Plant and Equipment, Useful Life, Minimum (Deprecated 2012-01-31)","description":"The minimum useful life of long lived, physical assets used in the normal conduct of business and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.","units":{"years":[{"start":"2011-01-01","end":"2011-12-31","val":2,"accn":"0001193125-12-086225","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-29","frame":"CY2011"}]}},"QuantifyingMisstatementInCurrentYearFinancialStatementsAmount":{"label":"Quantifying Misstatement in Current Year Financial Statements, Amount","description":"Amount of each individual error being corrected in the correcting adjustment.","units":{"USD":[{"start":"2011-01-01","end":"2011-03-31","val":1000000,"accn":"0001193125-12-086225","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-29","frame":"CY2011Q1"},{"start":"2011-04-01","end":"2011-06-30","val":1400000,"accn":"0001193125-12-086225","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-29","frame":"CY2011Q2"},{"start":"2011-01-01","end":"2011-09-30","val":2400000,"accn":"0001193125-12-086225","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-29"},{"start":"2012-01-01","end":"2012-12-31","val":3800000,"accn":"0001193125-13-074139","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-25","frame":"CY2012"}]}},"RepaymentsOfLongTermCapitalLeaseObligations":{"label":"Repayments of Long-term Capital Lease Obligations","description":"The cash outflow for the obligation for a lease meeting the criteria for capitalization (with maturities exceeding one year or beyond the operating cycle of the entity, if longer).","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":365000,"accn":"0001193125-12-086225","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-29","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":651000,"accn":"0001193125-11-208151","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-03"},{"start":"2010-01-01","end":"2010-09-30","val":1338000,"accn":"0001193125-11-292830","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-02"},{"start":"2010-01-01","end":"2010-12-31","val":1959000,"accn":"0001193125-12-086225","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-29"},{"start":"2010-01-01","end":"2010-12-31","val":1959000,"accn":"0001193125-13-074139","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-25","frame":"CY2010"},{"start":"2011-01-01","end":"2011-03-31","val":2202000,"accn":"0001193125-12-215141","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-07","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":3164000,"accn":"0001193125-11-208151","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-03"},{"start":"2011-01-01","end":"2011-06-30","val":3164000,"accn":"0001193125-12-323922","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-07-31"},{"start":"2011-01-01","end":"2011-09-30","val":3464000,"accn":"0001193125-11-292830","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-02"},{"start":"2011-01-01","end":"2011-09-30","val":3464000,"accn":"0001193125-12-448006","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-02"},{"start":"2011-01-01","end":"2011-12-31","val":909000,"accn":"0001193125-12-086225","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-29"},{"start":"2011-01-01","end":"2011-12-31","val":909000,"accn":"0001193125-13-074139","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-25"},{"start":"2011-01-01","end":"2011-12-31","val":909000,"accn":"0001193125-14-079705","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2011"},{"start":"2012-01-01","end":"2012-03-31","val":758000,"accn":"0001193125-12-215141","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-07"},{"start":"2012-01-01","end":"2012-03-31","val":758000,"accn":"0001193125-13-209257","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-09","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":1588000,"accn":"0001193125-12-323922","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-07-31"},{"start":"2012-01-01","end":"2012-06-30","val":1588000,"accn":"0001193125-13-326875","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-08"},{"start":"2012-01-01","end":"2012-09-30","val":2068000,"accn":"0001193125-12-448006","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-02"},{"start":"2012-01-01","end":"2012-09-30","val":2068000,"accn":"0001193125-13-438230","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-01-01","end":"2012-12-31","val":2602000,"accn":"0001193125-13-074139","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-25"},{"start":"2012-01-01","end":"2012-12-31","val":2602000,"accn":"0001193125-14-079705","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":2380000,"accn":"0001193125-13-209257","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-09"},{"start":"2013-01-01","end":"2013-03-31","val":2380000,"accn":"0001193125-14-190026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-08","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":3179000,"accn":"0001193125-13-326875","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-08"},{"start":"2013-01-01","end":"2013-06-30","val":3179000,"accn":"0001193125-14-305042","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-11"},{"start":"2013-01-01","end":"2013-09-30","val":3993000,"accn":"0001193125-13-438230","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2013-01-01","end":"2013-09-30","val":3993000,"accn":"0001193125-14-404506","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-10"},{"start":"2013-01-01","end":"2013-12-31","val":4633000,"accn":"0001193125-14-079705","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":650000,"accn":"0001193125-14-190026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-08","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":1313000,"accn":"0001193125-14-305042","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-11"},{"start":"2014-01-01","end":"2014-09-30","val":1986000,"accn":"0001193125-14-404506","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-10"}]}},"RepaymentsOfLongTermDebt":{"label":"Repayments of Long-term Debt","description":"The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.","units":{"USD":[{"start":"2008-01-01","end":"2008-12-31","val":5732000,"accn":"0000950123-11-020518","fy":2010,"fp":"FY","form":"10-K","filed":"2011-03-01","frame":"CY2008"},{"start":"2009-01-01","end":"2009-06-30","val":1526000,"accn":"0000950123-10-071774","fy":2010,"fp":"Q2","form":"10-Q","filed":"2010-08-03"},{"start":"2009-01-01","end":"2009-09-30","val":2048000,"accn":"0000950123-10-100089","fy":2010,"fp":"Q3","form":"10-Q","filed":"2010-11-03"},{"start":"2009-01-01","end":"2009-12-31","val":2194000,"accn":"0001193125-12-086225","fy":2011,"fp":"FY","form":"10-K","filed":"2012-02-29","frame":"CY2009"},{"start":"2009-01-01","end":"2009-12-31","val":2194000,"accn":"0000950123-11-020518","fy":2010,"fp":"FY","form":"10-K","filed":"2011-03-01"}]}},"RepaymentsOfSubordinatedDebt":{"label":"Repayments of Subordinated 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findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future 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Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.","units":{"USD":[{"end":"2014-09-30","val":19469000,"accn":"0001193125-14-404506","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-10","frame":"CY2014Q3I"}]}},"RestructuringAndRelatedCostExpectedCost":{"label":"Restructuring and Related Cost, Expected Cost (Deprecated 2014-01-31)","description":"Amount expected to be recognized in earnings for the specified restructuring cost.","units":{"USD":[{"start":"2012-01-01","end":"2012-03-31","val":4000000,"accn":"0001193125-12-215141","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-07","frame":"CY2012Q1"},{"start":"2012-01-01","end":"2012-06-30","val":4000000,"accn":"0001193125-12-323922","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-07-31"},{"start":"2012-01-01","end":"2012-09-30","val":4000000,"accn":"0001193125-12-448006","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-02"},{"start":"2012-01-01","end":"2012-12-31","val":4000000,"accn":"0001193125-13-074139","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-25","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":4000000,"accn":"0001193125-13-209257","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-09","frame":"CY2013Q1"}]}},"RestructuringAndRelatedCostExpectedNumberOfPositionsEliminated":{"label":"Restructuring and Related Cost, Expected Number of Positions Eliminated","description":"The expected number of positions to be eliminated as a result of restructuring activities.","units":{"employee":[{"start":"2011-08-30","end":"2011-09-02","val":500,"accn":"0001193125-13-074139","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-25"},{"start":"2011-09-01","end":"2011-09-02","val":500,"accn":"0001193125-14-079705","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-07-29","end":"2012-07-30","val":600,"accn":"0001193125-13-074139","fy":2012,"fp":"FY","form":"10-K","filed":"2013-02-25"},{"start":"2012-07-29","end":"2012-07-30","val":600,"accn":"0001193125-13-209257","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-09"},{"start":"2012-07-29","end":"2012-07-30","val":600,"accn":"0001193125-13-326875","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-08"},{"start":"2012-07-29","end":"2012-07-30","val":600,"accn":"0001193125-13-438230","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"},{"start":"2012-07-29","end":"2012-07-30","val":600,"accn":"0001193125-14-079705","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2012-07-29","end":"2012-07-30","val":600,"accn":"0001193125-14-190026","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-08"},{"start":"2012-07-29","end":"2012-07-30","val":600,"accn":"0001193125-14-305042","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-11"},{"start":"2012-07-29","end":"2012-07-30","val":600,"accn":"0001193125-14-404506","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-10","frame":"CY2012Q2I"},{"start":"2013-11-11","end":"2013-11-12","val":150,"accn":"0001193125-13-438230","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-12"}]}},"RestructuringAndRelatedCostNumberOfPositionsEliminated":{"label":"Restructuring and Related Cost, Number of Positions Eliminated","description":"The number of positions eliminated during the period as a result of restructuring activities.","units":{"employee":[{"start":"2011-09-01","end":"2011-09-02","val":500,"accn":"0001193125-12-448006","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-02"},{"start":"2012-07-29","end":"2012-07-30","val":600,"accn":"0001193125-12-448006","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-02"}]}},"RestructuringAndRelatedCostNumberOfPositionsEliminatedPeriodPercent":{"label":"Restructuring and Related Cost, Number of Positions Eliminated, Period Percent","description":"The number of positions eliminated during the period as a percentage of total positions eliminated during the period in connection with the restructuring plan(s).","units":{"pure":[{"start":"2011-09-01","end":"2011-09-02","val":0.25,"accn":"0001193125-14-079705","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-03"},{"start":"2011-09-01","end":"2011-09-02","val":0.25,"accn":"0001193125-12-448006","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-02"}]}},"RestructuringCharges":{"label":"Restructuring Charges","description":"Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. 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