Condensed Consolidated Statement of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income from continuing and discontinued operations	$ 1,481	$ 1,107
Other comprehensive income (loss), before tax:
Foreign currency translation adjustments	122	(240)
Pension and postretirement benefit plans adjustments	(146)	21
Change in unrealized cash flow hedging	12	37
Other comprehensive income (loss), before tax	(12)	(182)
Income tax (expense) benefit related to items of other comprehensive income (loss)	41	(18)
Other comprehensive loss, net of tax	29	(200)
Comprehensive income	1,510	907
Less: Comprehensive income attributable to noncontrolling interest	55	23
Comprehensive income attributable to common shareowners	$ 1,455	$ 884