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Finance Receivables - Impaired and Non-Accrual Receivables and Troubled Debt Restructurings (Details) (Financial Services [Member], USD $)
In Millions, unless otherwise specified |
12 Months Ended | |
|---|---|---|
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Dec. 31, 2014
|
Dec. 31, 2013
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|
| Financing Receivable Impaired [Abstract] | ||
| Number of Days Past Due After Which Consumer Receivables are Considered Impaired | greater than 120 days past due | |
|
Consumer [Member]
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| Financing Receivable Impaired [Abstract] | ||
| Recorded investment of receivables that were impaired | 415 | $ 435 |
| Percentage of recorded investment of receivables that were impaired | 0.80% | 0.90% |
|
Non-consumer [Member]
|
||
| Financing Receivable Impaired [Abstract] | ||
| Recorded investment of receivables that were impaired | 105 | $ 71 |
| Percentage of recorded investment of receivables that were impaired | 0.30% | 0.20% |