XML 18 R78.htm IDEA: XBRL DOCUMENT v2.4.1.9
Variable Interest Entities - Narrative (Details) (USD $)
 3 Months Ended 12 Months Ended
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Variable Interest Entity [Line Items]                      
Assets $ 47,724,000,000us-gaap_Assets       $ 37,990,000,000us-gaap_Assets       $ 47,724,000,000us-gaap_Assets $ 37,990,000,000us-gaap_Assets  
Liabilities 40,332,000,000us-gaap_Liabilities       31,705,000,000us-gaap_Liabilities       40,332,000,000us-gaap_Liabilities 31,705,000,000us-gaap_Liabilities  
Revenues 1,305,000,000us-gaap_Revenues 1,261,000,000us-gaap_Revenues 1,191,000,000us-gaap_Revenues 1,097,000,000us-gaap_Revenues 1,101,000,000us-gaap_Revenues 867,000,000us-gaap_Revenues 836,000,000us-gaap_Revenues 540,000,000us-gaap_Revenues 4,854,000,000us-gaap_Revenues 3,344,000,000us-gaap_Revenues 1,960,000,000us-gaap_Revenues
Net income 59,000,000us-gaap_NetIncomeLoss 158,000,000us-gaap_NetIncomeLoss 175,000,000us-gaap_NetIncomeLoss 145,000,000us-gaap_NetIncomeLoss 121,000,000us-gaap_NetIncomeLoss 161,000,000us-gaap_NetIncomeLoss 178,000,000us-gaap_NetIncomeLoss 106,000,000us-gaap_NetIncomeLoss 537,000,000us-gaap_NetIncomeLoss 566,000,000us-gaap_NetIncomeLoss 463,000,000us-gaap_NetIncomeLoss
Transfers of Finance Receivables 2,500,000,000acf_TransfersofFinanceReceivables       2,800,000,000acf_TransfersofFinanceReceivables       2,500,000,000acf_TransfersofFinanceReceivables 2,800,000,000acf_TransfersofFinanceReceivables  
Transfers of Finance Receivables Outstanding Balance 2,400,000,000acf_TransfersofFinanceReceivablesOutstandingBalance       2,700,000,000acf_TransfersofFinanceReceivablesOutstandingBalance       2,400,000,000acf_TransfersofFinanceReceivablesOutstandingBalance 2,700,000,000acf_TransfersofFinanceReceivablesOutstandingBalance  
Germany [Member]                      
Variable Interest Entity [Line Items]                      
Revenues                 225,000,000us-gaap_Revenues
/ us-gaap_StatementGeographicalAxis
= country_DE		 172,000,000us-gaap_Revenues
/ us-gaap_StatementGeographicalAxis
= country_DE		  
Germany [Member] | Subsidiaries [Member]                      
Variable Interest Entity [Line Items]                      
Assets 4,500,000,000us-gaap_Assets
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementGeographicalAxis
= country_DE		       3,900,000,000us-gaap_Assets
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementGeographicalAxis
= country_DE		       4,500,000,000us-gaap_Assets
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementGeographicalAxis
= country_DE		 3,900,000,000us-gaap_Assets
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementGeographicalAxis
= country_DE		  
Liabilities 4,000,000,000us-gaap_Liabilities
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementGeographicalAxis
= country_DE		       3,000,000,000us-gaap_Liabilities
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementGeographicalAxis
= country_DE		       4,000,000,000us-gaap_Liabilities
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementGeographicalAxis
= country_DE		 3,000,000,000us-gaap_Liabilities
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementGeographicalAxis
= country_DE		  
Revenues                 192,000,000us-gaap_Revenues
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementGeographicalAxis
= country_DE		 172,000,000us-gaap_Revenues
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementGeographicalAxis
= country_DE		  
Net income                 $ 28,000,000us-gaap_NetIncomeLoss
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementGeographicalAxis
= country_DE		 $ 30,000,000us-gaap_NetIncomeLoss
/ dei_LegalEntityAxis
= us-gaap_SubsidiariesMember
/ us-gaap_StatementGeographicalAxis
= country_DE