Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Statement of Cash Flows [Abstract]
Net cash provided by operating activities	$ 2,618	$ 1,265
Cash flows from investing activities
Purchases of retail finance receivables, net	(8,343)	(8,366)
Principal collections and recoveries on retail finance receivables	6,641	5,716
Net funding of commercial finance receivables	(1,362)	(37)
Purchases of leased vehicles, net	(10,196)	(6,724)
Proceeds from termination of leased vehicles	1,090	468
Acquisition of international operations	0	(1,049)
Disposition of equity interest	0	125
Purchases of property and equipment	(47)	(44)
Change in restricted cash	(72)	(140)
Change in other assets	(4)	17
Net cash used in investing activities	(12,293)	(10,034)
Cash flows from financing activities
Net change in debt (original maturities less than three months)	405	(150)
Borrowings and issuance of secured debt	13,847	9,791
Payments on secured debt	(10,039)	(7,406)
Borrowings and issuance of unsecured debt	7,306	6,697
Payments on unsecured debt	(1,758)	(871)
Debt issuance costs	(83)	(101)
Net cash provided by financing activities	9,678	7,960
Net increase (decrease) in cash and cash equivalents	3	(809)
Effect of foreign exchange rate changes on cash and cash equivalents	38	(95)
Cash and cash equivalents at beginning of period	3,061	2,974
Cash and cash equivalents at end of period	$ 3,102	$ 2,070