Consolidated Statement of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash flows from operating activities
Net Income	$ 1,287	$ 1,787
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Provision for credit losses	765	189
Depreciation Depletion and Amortizations	3,150	3,306
Amortization Of Upfront Interest Supplements	(1,634)	(1,605)
Net Change in Finance Receivables Held-for-sale	(74)	0
Net change in deferred income taxes	234	137
Net change in other assets	(1,235)	58
Net change in other liabilities	(205)	228
All other operating activities	159	109
Net Cash Provided by (Used in) Operating Activities	2,447	4,209
Cash flows from investing activities
Purchases of finance receivables	(32,145)	(28,449)
Principal collections of finance receivables	30,006	31,628
Purchases of operating lease vehicles	(8,523)	(9,728)
Proceeds From Liquidations of Operating Lease Vehicles	7,227	7,135
Net change in wholesale receivables and other	11,758	2,822
Proceeds from Divestiture of Businesses	1,340	0
Purchases of marketable securities	(6,957)	(4,438)
Proceeds from sales and maturities of marketable securities	6,029	2,322
Settlements of derivatives	(107)	87
All other investing activities	81	(41)
Net Cash Provided by (Used in) Investing Activities	8,709	1,338
Cash flows from financing activities
Proceeds from issuances of long-term debt	30,168	33,423
Principal payments on long-term debt	(34,807)	(33,216)
Change in short-term debt, net	(3,331)	(1,190)
Cash distributions to parent	(1,125)	(2,425)
All other financing activities	(79)	(87)
Net Cash Provided by (Used in) Financing Activities	(9,174)	(3,495)
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	2	(93)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents at January 1	9,268	9,747
Net increase/(decrease) in cash, cash equivalents, and restricted cash	1,984	1,959
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents at March 31	$ 11,252	$ 11,706