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Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.","units":{"USD":[{"end":"2010-12-31","val":3991000,"accn":"0001193125-11-214424","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-08"},{"end":"2010-12-31","val":3991000,"accn":"0001193125-11-297265","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-04"},{"end":"2010-12-31","val":3991000,"accn":"0001193125-12-095890","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-05","frame":"CY2010Q4I"},{"end":"2011-06-30","val":2631000,"accn":"0001193125-11-214424","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-08","frame":"CY2011Q2I"},{"end":"2011-09-30","val":4295000,"accn":"0001193125-11-297265","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-04","frame":"CY2011Q3I"},{"end":"2011-12-31","val":4139000,"accn":"0001193125-12-095890","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-05"},{"end":"2011-12-31","val":4139000,"accn":"0001193125-12-221426","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09"},{"end":"2011-12-31","val":4139000,"accn":"0001193125-12-380637","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-09-05"},{"end":"2011-12-31","val":4139000,"accn":"0001193125-12-460081","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"end":"2011-12-31","val":4139000,"accn":"0001193125-13-104902","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-13","frame":"CY2011Q4I"},{"end":"2012-03-31","val":3248000,"accn":"0001193125-12-221426","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2012Q1I"},{"end":"2012-06-30","val":2537000,"accn":"0001193125-12-380637","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-09-05","frame":"CY2012Q2I"},{"end":"2012-09-30","val":4264000,"accn":"0001193125-12-460081","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08","frame":"CY2012Q3I"},{"end":"2012-12-31","val":3918000,"accn":"0001193125-13-104902","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-13"},{"end":"2012-12-31","val":3918000,"accn":"0001193125-13-209928","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-09"},{"end":"2012-12-31","val":3918000,"accn":"0001193125-13-321490","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-06"},{"end":"2012-12-31","val":3918000,"accn":"0001193125-13-432704","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-07"},{"end":"2012-12-31","val":3918000,"accn":"0001193125-14-093626","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-11","frame":"CY2012Q4I"},{"end":"2013-03-31","val":3035000,"accn":"0001193125-13-209928","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-09","frame":"CY2013Q1I"},{"end":"2013-06-30","val":2371000,"accn":"0001193125-13-321490","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-06","frame":"CY2013Q2I"},{"end":"2013-09-30","val":7224000,"accn":"0001193125-13-432704","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-07","frame":"CY2013Q3I"},{"end":"2013-12-31","val":8692000,"accn":"0001193125-14-093626","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-11"},{"end":"2013-12-31","val":8692000,"accn":"0001193125-14-191753","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-09"},{"end":"2013-12-31","val":8692000,"accn":"0001193125-14-303142","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"end":"2013-12-31","val":8692000,"accn":"0001193125-14-401147","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-06"},{"end":"2013-12-31","val":8692000,"accn":"0001193125-15-090590","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013Q4I"},{"end":"2014-03-31","val":2069000,"accn":"0001193125-14-191753","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-09","frame":"CY2014Q1I"},{"end":"2014-06-30","val":4709000,"accn":"0001193125-14-303142","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08","frame":"CY2014Q2I"},{"end":"2014-09-30","val":10614000,"accn":"0001193125-14-401147","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-06","frame":"CY2014Q3I"},{"end":"2014-12-31","val":2699000,"accn":"0001193125-15-090590","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13"},{"end":"2014-12-31","val":2699000,"accn":"0001193125-15-179288","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08"},{"end":"2014-12-31","val":2699000,"accn":"0001193125-15-283010","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2014Q4I"},{"end":"2015-03-31","val":2080000,"accn":"0001193125-15-179288","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":4744000,"accn":"0001193125-15-283010","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"LongTermDebtFairValue":{"label":"Long-term Debt, Fair Value","description":"The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.","units":{"USD":[{"end":"2014-12-31","val":189000000,"accn":"0001193125-15-090590","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"},{"end":"2015-03-31","val":178075000,"accn":"0001193125-15-179288","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1I"},{"end":"2015-06-30","val":177650000,"accn":"0001193125-15-283010","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07","frame":"CY2015Q2I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive":{"label":"Long-Term Debt, Maturity, after Year Five","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing after 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":{"USD":[{"end":"2012-12-31","val":225000000,"accn":"0001193125-13-104902","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-13","frame":"CY2012Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths":{"label":"Long-Term Debt, Maturity, Year One","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and 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":{"USD":[{"end":"2012-12-31","val":7831000,"accn":"0001193125-13-104902","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-13","frame":"CY2012Q4I"},{"end":"2013-12-31","val":10580000,"accn":"0001193125-14-093626","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-11","frame":"CY2013Q4I"},{"end":"2014-12-31","val":3034000,"accn":"0001193125-15-090590","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive":{"label":"Long-Term Debt, Maturity, Year Five","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in 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":{"USD":[{"end":"2012-12-31","val":21377000,"accn":"0001193125-13-104902","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-13","frame":"CY2012Q4I"},{"end":"2013-12-31","val":203074000,"accn":"0001193125-14-093626","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-11","frame":"CY2013Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour":{"label":"Long-Term Debt, Maturity, Year Four","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth 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":{"USD":[{"end":"2012-12-31","val":161571000,"accn":"0001193125-13-104902","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-13","frame":"CY2012Q4I"},{"end":"2013-12-31","val":19908000,"accn":"0001193125-14-093626","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-11","frame":"CY2013Q4I"},{"end":"2014-12-31","val":331000000,"accn":"0001193125-15-090590","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree":{"label":"Long-Term Debt, Maturity, Year Three","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third 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":{"USD":[{"end":"2012-12-31","val":1417000,"accn":"0001193125-13-104902","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-13","frame":"CY2012Q4I"},{"end":"2013-12-31","val":140896000,"accn":"0001193125-14-093626","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-11","frame":"CY2013Q4I"},{"end":"2014-12-31","val":7076000,"accn":"0001193125-15-090590","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014Q4I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo":{"label":"Long-Term Debt, Maturity, Year Two","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. 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period.","units":{"USD":[{"start":"2012-01-01","end":"2012-12-31","val":3658000,"accn":"0001193125-13-104902","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-13"},{"start":"2012-01-01","end":"2012-12-31","val":3658000,"accn":"0001193125-14-093626","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-11"},{"start":"2012-01-01","end":"2012-12-31","val":3658000,"accn":"0001193125-15-090590","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2013-01-01","end":"2013-03-31","val":3428000,"accn":"0001193125-13-209928","fy":2013,"fp":"Q1","form":"10-Q","filed":"2013-05-09"},{"start":"2013-01-01","end":"2013-03-31","val":3428000,"accn":"0001193125-14-191753","fy":2014,"fp":"Q1","form":"10-Q","filed":"2014-05-09","frame":"CY2013Q1"},{"start":"2013-01-01","end":"2013-06-30","val":4454000,"accn":"0001193125-13-321490","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-08-06"},{"start":"2013-01-01","end":"2013-06-30","val":4454000,"accn":"0001193125-14-303142","fy":2014,"fp":"Q2","form":"10-Q","filed":"2014-08-08"},{"start":"2013-01-01","end":"2013-09-30","val":4454000,"accn":"0001193125-13-432704","fy":2013,"fp":"Q3","form":"10-Q","filed":"2013-11-07"},{"start":"2013-01-01","end":"2013-09-30","val":4454000,"accn":"0001193125-14-401147","fy":2014,"fp":"Q3","form":"10-Q","filed":"2014-11-06"},{"start":"2013-01-01","end":"2013-12-31","val":4454000,"accn":"0001193125-14-093626","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-11"},{"start":"2013-01-01","end":"2013-12-31","val":4454000,"accn":"0001193125-15-090590","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2013"},{"start":"2014-01-01","end":"2014-12-31","val":417000,"accn":"0001193125-15-090590","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"}]}},"PaymentsForRestructuring":{"label":"Payments 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"accn":"0001193125-15-090590","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":172000,"accn":"0001193125-15-179288","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":221000,"accn":"0001193125-15-283010","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"PaymentsOfDividendsMinorityInterest":{"label":"Payments of Ordinary Dividends, Noncontrolling Interest","description":"Amount of cash outflow in the form of ordinary dividends provided by the non-wholly owned subsidiary to noncontrolling interests.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":145000,"accn":"0001193125-12-095890","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-06-30","val":72000,"accn":"0001193125-11-214424","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-08"},{"start":"2010-01-01","end":"2010-09-30","val":109000,"accn":"0001193125-11-297265","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-04"},{"start":"2010-01-01","end":"2010-12-31","val":145000,"accn":"0001193125-13-104902","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-13","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":145000,"accn":"0001193125-12-095890","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-03-31","val":38000,"accn":"0001193125-12-221426","fy":2012,"fp":"Q1","form":"10-Q","filed":"2012-05-09","frame":"CY2011Q1"},{"start":"2011-01-01","end":"2011-06-30","val":38000,"accn":"0001193125-12-380637","fy":2012,"fp":"Q2","form":"10-Q/A","filed":"2012-09-05"},{"start":"2011-01-01","end":"2011-06-30","val":38000,"accn":"0001193125-11-214424","fy":2011,"fp":"Q2","form":"10-Q","filed":"2011-08-08"},{"start":"2011-01-01","end":"2011-09-30","val":38000,"accn":"0001193125-12-460081","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-11-08"},{"start":"2011-01-01","end":"2011-09-30","val":38000,"accn":"0001193125-11-297265","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-04"},{"start":"2011-01-01","end":"2011-12-31","val":38000,"accn":"0001193125-14-093626","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-11","frame":"CY2011"},{"start":"2011-01-01","end":"2011-12-31","val":38000,"accn":"0001193125-13-104902","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-13"},{"start":"2011-01-01","end":"2011-12-31","val":38000,"accn":"0001193125-12-095890","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-05"}]}},"PaymentsOfFinancingCosts":{"label":"Payments of Financing Costs","description":"The cash outflow for loan and debt issuance costs.","units":{"USD":[{"start":"2009-01-01","end":"2009-12-31","val":2323000,"accn":"0001193125-12-095890","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-05","frame":"CY2009"},{"start":"2010-01-01","end":"2010-09-30","val":171000,"accn":"0001193125-11-297265","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-11-04"},{"start":"2010-01-01","end":"2010-12-31","val":174000,"accn":"0001193125-13-104902","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-13","frame":"CY2010"},{"start":"2010-01-01","end":"2010-12-31","val":174000,"accn":"0001193125-12-095890","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-05"}]}},"PaymentsToAcquireBusinessesAndInterestInAffiliates":{"label":"Payments to Acquire Businesses and Interest in Affiliates","description":"The cash outflow associated with the acquisition of a controlling interest in another entity or an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, joint venture or equity method investment).","units":{"USD":[{"start":"2011-01-01","end":"2011-12-31","val":8594000,"accn":"0001193125-12-095890","fy":2011,"fp":"FY","form":"10-K","filed":"2012-03-05"},{"start":"2011-01-01","end":"2011-12-31","val":8594000,"accn":"0001193125-13-104902","fy":2012,"fp":"FY","form":"10-K","filed":"2013-03-13"},{"start":"2011-01-01","end":"2011-12-31","val":8594000,"accn":"0001193125-14-093626","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-11","frame":"CY2011"},{"start":"2012-01-01","end":"2012-12-31","val":17143000,"accn":"0001193125-14-093626","fy":2013,"fp":"FY","form":"10-K","filed":"2014-03-11"},{"start":"2012-01-01","end":"2012-12-31","val":17143000,"accn":"0001193125-15-090590","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2012"},{"start":"2014-01-01","end":"2014-12-31","val":6747000,"accn":"0001193125-15-090590","fy":2014,"fp":"FY","form":"10-K","filed":"2015-03-13","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":295000,"accn":"0001193125-15-179288","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-08","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":5140000,"accn":"0001193125-15-283010","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-07"}]}},"PaymentsToAcquireBusinessesGross":{"label":"Payments 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