CONSOLIDATED STATEMENT OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Statement of Cash Flows [Abstract]
Total cash, cash equivalents, and restricted cash	$ 17,741	$ 16,907	$ 18,638
Cash flows from operating activities
Net income	84	3,695	7,757
Depreciation and other amortization	9,689	9,385	9,241
Amortization	(1,199)	(972)	(669)
Held-for-sale impairment charges	804	0	0
Provision for credit and insurance losses	413	504	598
Pension and Other Postretirement Benefits Expense (Reversal of Expense), Noncash	2,625	400	(608)
Equity investment dividends received in excess of (earnings)/losses	203	206	240
Foreign currency adjustments	(54)	529	(403)
Net (gain)/loss on changes in investments in affiliates	29	42	7
Stock compensation	228	191	246
Deferred Income Taxes and Tax Credits	(1,370)	(197)	(350)
Decrease/(Increase) in finance receivables (wholesale and other)	(1,554)	2,408	836
Decrease/(Increase) in accounts receivable and other assets	(816)	(2,239)	(2,297)
Decrease/(Increase) in inventory	206	(828)	(970)
Increase/(Decrease) in accounts payable and accrued and other liabilities	5,260	6,781	6,089
Other	41	17	65
Net cash provided by/(used in) operating activities	17,639	15,022	18,096
Cash flows from investing activities
Capital spending	(7,632)	(7,785)	(7,049)
Acquisitions of finance receivables and operating leases	(55,576)	(62,924)	(59,354)
Collections of finance receivables and operating leases	50,182	50,880	44,641
Purchases of marketable securities and other investments	17,472	17,140	27,567
Sales and maturities of marketable and other investments	16,929	20,527	29,898
Settlements of derivatives	(114)	358	100
Other	(38)	(177)	(29)
Net Cash Provided by (Used in) Investing Activities	(13,721)	(16,261)	(19,360)
Cash flows from financing activities
Cash payments for dividends and dividend equivalents	(2,389)	(2,905)	(2,584)
Purchases of common stock	(237)	(164)	(131)
Net changes in short-term debt	(1,384)	(2,819)	1,229
Proceeds from issuance of long-term debt	47,604	50,130	45,801
Principal payments on long-term debt	(46,497)	(44,172)	(40,770)
Other	(226)	(192)	(151)
Net Cash Provided by (Used in) Financing Activities	(3,129)	(122)	3,394
Effect of exchange rate changes on cash, cash equivalents, and restricted cash	45	(370)	489
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	834	(1,731)	$ 2,619
Cash and cash equivalents
Cash, cash equivalents, and restricted cash at end of period (Note 9)	$ 17,504	$ 16,718