CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Cash flows from operating activities:
Net income (loss)	$ 166	$ 43
Adjustments to reconcile Net income to net cash provided by operating activities:
Capitalization of originated mortgage servicing rights	(145)	(174)
Net (gain) loss on mortgage servicing rights and related derivatives	(63)	229
Vehicle depreciation	607	604
Other depreciation and amortization	16	12
Origination of mortgage loans held for sale	(15,842)	(19,168)
Proceeds on sale of and payments from mortgage loans held for sale	16,611	20,323
Net gain on interest rate lock commitments, mortgage loans held for sale and related derivatives	(379)	(510)
Deferred income tax expense (benefit)	85	(5)
Other adjustments and changes in other assets and liabilities, net	193	157
Net cash provided by operating activities	1,249	1,511
Cash flows from investing activities:
Investment in vehicles	(924)	(970)
Proceeds on sale of investment vehicles	154	156
Net cash paid on derivatives related to mortgage servicing rights	(19)	(3)
Purchases of property, plant and equipment	(17)	(10)
Purchases of restricted investments	(85)	(95)
Proceeds from sales and maturities of restricted investments	166	130
(Increase) decrease in restricted cash and cash equivalents	(48)	41
Other, net	2	19
Net cash used in investing activities	(771)	(732)
Cash flows from financing activities:
Proceeds from secured borrowings	25,675	32,351
Principal payments on secured borrowings	(25,885)	(32,797)
Proceeds from unsecured borrowings		243
Principal payments on unsecured borrowings		(252)
Issuances of common stock	1
Cash paid for debt issuance costs	(11)	(22)
Other, net	(40)	(17)
Net cash used in financing activities	(260)	(494)
Effect of changes in exchange rates on Cash and cash equivalents	(3)	1
Net increase in Cash and cash equivalents	215	286
Cash and cash equivalents at beginning of period	829	414
Cash and cash equivalents at end of period	$ 1,044	$ 700