Equity In Net Assets Of Nonconsolidated Affiliates - Summarized Financial Data of NCAs (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Schedule of Equity Method Investments [Line Items]
Current assets	$ 101,618	$ 100,451
Non-current assets	171,446	163,586
Total Assets	273,064	264,037	$ 244,718
Current liabilities	94,445	91,173
Non-current liabilities	110,312	100,579
Total Liabilities	204,757	191,752
Noncontrolling interests	3,903	4,135
Net sales and revenue	171,842	156,735	127,004
Net income (loss)	9,840	9,708	9,945
Nonconsolidated Affiliates
Schedule of Equity Method Investments [Line Items]
Current assets	33,398	35,140
Non-current assets	23,120	23,254
Total Assets	56,518	58,394
Current liabilities	37,412	40,765
Non-current liabilities	5,244	4,351
Total Liabilities	42,656	45,116
Noncontrolling interests	868	904
Net sales and revenue	35,746	37,886	44,793
Net income (loss)	1,893	1,833	2,696
Nonconsolidated Affiliates | Automotive China JVs
Schedule of Equity Method Investments [Line Items]
Current assets	15,963	17,735
Non-current assets	11,585	12,428
Total Assets	27,548	30,163
Current liabilities	22,104	23,267
Non-current liabilities	1,070	1,167
Total Liabilities	23,174	24,434
Noncontrolling interests	868	904
Net sales and revenue	31,435	35,857	42,776
Net income (loss)	1,122	1,407	2,109
Nonconsolidated Affiliates | Other joint ventures
Schedule of Equity Method Investments [Line Items]
Current assets	17,435	17,405
Non-current assets	11,535	10,826
Total Assets	28,970	28,231
Current liabilities	15,308	17,498
Non-current liabilities	4,174	3,184
Total Liabilities	19,482	20,682
Noncontrolling interests	0	0
Net sales and revenue	4,311	2,029	2,017
Net income (loss)	$ 771	$ 426	$ 587