Employee Benefit Plans - Net Periodic Benefit Cost and Other Changes in Plan Assets and Benefit Obligations (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Components of Net Periodic Benefit Costs:
Defined benefit plans	[1]			$ (11)	$ (42)
Pension Benefits | U.S. Plans
Components of Net Periodic Benefit Costs:
Service cost		$ 1	$ 1	1	1
Interest cost		24	19	44	37
Expected return on plan assets		(24)	(27)	(51)	(55)
Recognized net actuarial loss (gain)		3	4	7	9
Amortization of prior service credit		0	(1)	0	(1)
Recognized settlement loss		15	13	33	28
Defined benefit plans		19	9	34	19
Defined contribution plans		5	0	10	0
Net Periodic Benefit Cost (Credit)		24	9	44	19
Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive (Loss) Income:
Net actuarial (gain) loss		(7)	(25)	7	(69)
Prior service cost (credit)		0	0	0	0
Amortization of net actuarial (loss) gain		(18)	(17)	(40)	(37)
Amortization of net prior service credit		0	1	0	1
Total Recognized in Other Comprehensive (Loss) Income		(25)	(41)	(33)	(105)
Total Recognized in Net Periodic Benefit Cost (Credit) and Other Comprehensive (Loss) Income		(1)	(32)	11	(86)
Pension Benefits | Non-U.S. Plans
Components of Net Periodic Benefit Costs:
Service cost		4	5	8	10
Interest cost		33	22	62	44
Expected return on plan assets		(59)	(52)	(114)	(104)
Recognized net actuarial loss (gain)		6	14	12	29
Amortization of prior service credit		0	0	0	0
Recognized settlement loss		0	0	0	0
Defined benefit plans		(16)	(11)	(32)	(21)
Defined contribution plans		4	5	8	10
Net Periodic Benefit Cost (Credit)		(12)	(6)	(24)	(11)
Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive (Loss) Income:
Net actuarial (gain) loss		31	0	31	1
Prior service cost (credit)		48	0	48	0
Amortization of net actuarial (loss) gain		(6)	(14)	(12)	(29)
Amortization of net prior service credit		0	0	0	0
Total Recognized in Other Comprehensive (Loss) Income		73	(14)	67	(28)
Total Recognized in Net Periodic Benefit Cost (Credit) and Other Comprehensive (Loss) Income		61	(20)	43	(39)
Retiree Health
Components of Net Periodic Benefit Costs:
Service cost		1	0	1	1
Interest cost		2	2	4	4
Expected return on plan assets		0	0	0	0
Recognized net actuarial loss (gain)		(1)	0	(1)	0
Amortization of prior service credit		(3)	(16)	(7)	(33)
Recognized settlement loss		0	0	0	0
Defined benefit plans		(1)	(14)	(3)	(28)
Net Periodic Benefit Cost (Credit)		(1)	(14)	(3)	(28)
Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive (Loss) Income:
Net actuarial (gain) loss		0	2	(7)	2
Prior service cost (credit)		0	0	(23)	0
Amortization of net actuarial (loss) gain		1	0	1	0
Amortization of net prior service credit		3	16	7	33
Total Recognized in Other Comprehensive (Loss) Income		4	18	(22)	35
Total Recognized in Net Periodic Benefit Cost (Credit) and Other Comprehensive (Loss) Income		$ 3	$ 4	$ (25)	$ 7

[1] Captions were changed in 2022 to reflect the inclusion of expense and contributions for our Retiree Health plans, which were previously reported as part of the Increase in accrued compensation. There was no change to Net cash (used in) provided by operating activities as a result of the reclassification. Prior year amounts have been revised to conform to this presentation. Refer to Note 16 - Employee Benefit Plans for additional information.