Consolidated Statements Of Cash Flows (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
OPERATING ACTIVITIES
Net income	$ 83	$ 92	$ 57
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization expense	143	192	198
Net (gain) loss on disposal of assets	(16)	2
Provision for (recovery of) losses	(23)	16	23
Net gain on investments and derivative instruments		(4)	(8)
Asset impairment expense and other charges	105	85	91
Share-based plans expense	1	2	2
Net (gain) loss on disposal of discontinued operations, net of tax	(5)	4	23
Decrease in deferred income taxes	(135)	(83)	(68)
Change in assets and liabilities:
Other assets	15	19	(16)
Accrued interest and rents	7	1	3
Accounts payable and accrued expenses	(21)	5	5
Other liabilities	(53)	(41)	(57)
Accounts with Boeing	9	(17)	79
Net cash provided by operating activities	110	273	332
INVESTING ACTIVITIES
Purchase of short-term investments	(1,200)	(1,300)	(500)
Proceeds from maturities of short-term investments	1,800	900
Proceeds from available-for-sale investments	2	25	1
Purchase of equipment for operating leases	(34)
Payment for capitalizable costs in process	(8)	(54)	(63)
Proceeds from disposition of equipment	70	126	220
Payments of leases, notes and other receivables	262	612	608
Origination of leases, notes and other receivables	(205)		(680)
Net cash provided by (used in) investing activities	687	309	(414)
FINANCING ACTIVITIES
Proceeds from issuance of debt	745		994
Proceeds from intercompany borrowing			200
Repayment of debt (including intercompany)	(798)	(645)	(728)
Payment of dividends (including return of capital)	(228)	(108)	(93)
Net cash provided by (used in) financing activities	(281)	(753)	373
Net increase (decrease) in cash and cash equivalents	516	(171)	291
Cash and cash equivalents at beginning of year	425	596	305
Cash and cash equivalents at end of year	941	425	596
NON-CASH INVESTING AND FINANCING ACTIVITIES
Net transfer to (from) assets held for sale or re-lease	(19)	324	(68)
Net transfer to notes receivable	193	24	9
Net transfer to (from) equipment under operating leases	(161)	(283)	150
Net transfer to (from) finance leases	(40)	6	(6)
Transfer from other assets		(71)	(98)
Release of allowance upon sale of receivables	11
Transfer to (from) accounts with Boeing	2		(6)
Transfer to other liabilities	12
Transfer to accounts payable and accrued expenses	2
Transfer to investments			19
(Increase)/decrease in debt due to fair value hedge derivatives	$ (14)	$ (26)	$ 34