2.4.0.8401101 - Disclosure - Financial Instruments (Securities Repurchase and Reverse Repurchase Arrangements) (Details)truefalsefalse1false USDfalsefalseFROM_Jan01_2013_TO_Jun30_2013http://www.sec.gov/CIK0000040554duration2013-01-01T00:00:002013-06-30T00:00:00PureStandardhttp://www.xbrl.org/2003/instancepurexbrli0USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170$1true 1us-gaap_DerivativeInstrumentDetailAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse02false 2gecc_SecuritiesForRepurchaseAgreementsgecc_falsecreditinstantfalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse7100000071000000USD$falsetruefalsexbrli:monetaryItemTypemonetaryThe carrying value of securities purchased in repurchase transactions at the balance sheet dateNo definition available.false23false 2gecc_ReverseRepurchaseAgreementsMaturitiesgecc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse9090falsefalsefalsexbrli:integerItemTypeintegerDescription of the time frame of terms of the entities reverse repurchase agreementsNo definition available.false04false 2us-gaap_SecuritiesForReverseRepurchaseAgreementsus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse2250000000022500000000USD$falsetruefalsexbrli:monetaryItemTypemonetaryThe carrying value of securities purchased to be resold in reverse repurchase transactions as of the balance sheet date.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(m)(2)(i)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 false2falseFinancial Instruments (Securities Repurchase and Reverse Repurchase Arrangements) (Details) (USD $)NoRoundingUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.gecc.com/role/FinancialInstrumentsSecuritiesRepurchaseAndReverseRepurchaseArrangementsDetails14