v2.4.1.9
Assets and Liabilities of Businesses Held For Sale and Discontinued Operations (Assets and Liabilities of Businesses Held for Sale) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended 0 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Nov. 06, 2014
Jul. 15, 2013
Financial Information For Businesses Held For Sale [Line Items]          
Proceeds from Divestiture of Businesses, Net of Cash Divested $ 232us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested $ 528us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested $ 227us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested    
Cash and cash equivalents 133us-gaap_DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents 232us-gaap_DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents      
Investment securities (Note 3) 47,827us-gaap_Investments 43,662us-gaap_Investments      
Loans and Finance Receivables 0us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet 711us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet      
Other assets 1,092us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherAssets 1,387us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherAssets      
Assets of businesses held for sale 1,225us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation 2,330us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation      
All other liabilities 850us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherLiabilities 3,540us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherLiabilities      
Liabilities of businesses held for sale 1,088us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation 3,790us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation      
GEMB-Nordic          
Financial Information For Businesses Held For Sale [Line Items]          
Proceeds from Divestiture of Businesses, Net of Cash Divested       2,320us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= gecc_GeMoneyBankAbMember
 
Assets Held for sale          
Financial Information For Businesses Held For Sale [Line Items]          
Cash and cash equivalents 676us-gaap_DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
5us-gaap_DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
     
Investment securities (Note 3) 448us-gaap_Investments
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
7us-gaap_Investments
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
     
Loans and Finance Receivables 2,144us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
0us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
     
Goodwill 106us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwill1
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
24us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwill1
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
     
Intangible Assets - Net 13us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssets
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
2us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssets
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
     
Other assets 87us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherAssets
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
12us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherAssets
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
     
Assets of businesses held for sale 3,474us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
50us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
     
Bank Deposits 1,931gecc_DisposalGroupIncludingDiscontinuedOperationBankDeposits
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
0gecc_DisposalGroupIncludingDiscontinuedOperationBankDeposits
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
     
All other liabilities 503us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherLiabilities
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
6us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherLiabilities
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
     
Liabilities of businesses held for sale 2,434us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
6us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= us-gaap_AssetsHeldForSaleMember
     
Consumer Auto Personal Loan Portugal [Member]          
Financial Information For Businesses Held For Sale [Line Items]          
Proceeds from Divestiture of Businesses, Net of Cash Divested         83us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= gecc_ConsumerAutoPersonalLoanPortugalMember
Hungary Bank [Member]          
Financial Information For Businesses Held For Sale [Line Items]          
Assets of businesses held for sale 3,474us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= gecc_HungaryBankMember
       
Liabilities of businesses held for sale $ 2,434us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= gecc_HungaryBankMember