XML 123 R97.htm IDEA: XBRL DOCUMENT v3.8.0.1
Finance Receivables and Loans, Net (Troubled Debt Restructurings) (Details)
$ in Millions
12 Months Ended
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Modifications, Recorded Investment $ 712 $ 663
Financing Receivable, Modifications, Number of Contracts 26,288 20,355
Financing Receivable, Modifications, Pre-Modification Recorded Investment $ 465 $ 375
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 417 $ 321
Consumer Portfolio Segment [Member] | Consumer Loan [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Modifications, Number of Contracts 26,282 20,354
Financing Receivable, Modifications, Pre-Modification Recorded Investment $ 402 $ 368
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 355 $ 314
Consumer Portfolio Segment [Member] | Automobile Loan [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Modifications, Number of Contracts 26,156 20,227
Financing Receivable, Modifications, Pre-Modification Recorded Investment $ 380 $ 347
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 333 $ 293
Consumer Portfolio Segment [Member] | Residential Mortgage [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Modifications, Number of Contracts 126 127
Financing Receivable, Modifications, Pre-Modification Recorded Investment $ 22 $ 21
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 22 $ 21
Consumer Portfolio Segment [Member] | Mortgage Finance [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Modifications, Number of Contracts 4 7
Financing Receivable, Modifications, Pre-Modification Recorded Investment $ 1 $ 3
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 1 $ 3
Consumer Portfolio Segment [Member] | Mortgage - Legacy [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Modifications, Number of Contracts 122 120
Financing Receivable, Modifications, Pre-Modification Recorded Investment $ 21 $ 18
Financing Receivable, Modifications, Post-Modification Recorded Investment 21 18
Commercial Portfolio Segment [Member] | Commercial Loan [Member]    
Financing Receivable, Modifications [Line Items]    
Loans and Leases Receivable, Impaired, Commitment to Lend $ 6 $ 2
Financing Receivable, Modifications, Number of Contracts 6 1
Financing Receivable, Modifications, Pre-Modification Recorded Investment $ 63 $ 7
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 62 $ 7
Commercial Portfolio Segment [Member] | Commercial And Industrial Automobile [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Modifications, Number of Contracts 4 1
Financing Receivable, Modifications, Pre-Modification Recorded Investment $ 16 $ 7
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 15 $ 7
Commercial Portfolio Segment [Member] | Commercial And Industrial Other [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Modifications, Number of Contracts 0 0
Financing Receivable, Modifications, Pre-Modification Recorded Investment $ 44 $ 0
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 44 $ 0
Commercial Portfolio Segment [Member] | Commercial Real Estate [Member]    
Financing Receivable, Modifications [Line Items]    
Financing Receivable, Modifications, Number of Contracts 2 0
Financing Receivable, Modifications, Pre-Modification Recorded Investment $ 3 $ 0
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 3 $ 0