Accounts Receivable and Finance Receivables (Details 2) (USD $) In Millions, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	$ 2,310	$ 2,477
Performing [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	1,757	1,875
Finance receivables held for investment based on the internally assigned credit quality, percent	76.00%	75.70%
Watchlist [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	263	281
Finance receivables held for investment based on the internally assigned credit quality, percent	11.40%	11.30%
Nonaccrual [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	290	321
Finance receivables held for investment based on the internally assigned credit quality, percent	12.60%	13.00%
Aviation [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	1,788	1,876
Aviation [Member] | Performing [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	1,465	1,537
Aviation [Member] | Watchlist [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	221	214
Aviation [Member] | Nonaccrual [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	102	125
Golf Equipment [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	61	69
Golf Equipment [Member] | Performing [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	20	21
Golf Equipment [Member] | Watchlist [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	33	37
Golf Equipment [Member] | Nonaccrual [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	8	11
Timeshare [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	256	281
Timeshare [Member] | Performing [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	87	89
Timeshare [Member] | Watchlist [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	4	25
Timeshare [Member] | Nonaccrual [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	165	167
Structured Capital [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	171	208
Structured Capital [Member] | Performing [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	166	203
Structured Capital [Member] | Watchlist [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	5	5
Other Liquidating [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	34	43
Other Liquidating [Member] | Performing [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	19	25
Other Liquidating [Member] | Nonaccrual [Member]
Finance receivables held for investment based on the internally assigned credit quality
Total finance receivables held for investment	$ 15	$ 18