Other (Income) Expense - Net (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Other Income and Expenses [Abstract]
Gain (Loss) on Disposition of Assets	$ (100)	$ (138)	$ 39
Pension settlement	83	0	0
Other (income) expense - net	(77)	(117)	(28)
Other Nonoperating Income (Expense)	$ (94)	$ (255)	$ 11