Impairments and Other Charges (Details) - USD ($) $ in Millions	1 Months Ended	11 Months Ended	12 Months Ended
Dec. 31, 2019	Dec. 13, 2019	Dec. 31, 2021	Dec. 31, 2020
Indefinite-lived Intangible Assets [Line Items]
Long-lived Assets Impairment	$ 0	$ 20	$ 0	$ 814
Goodwill Impairment	0	730	0	239
Total Goodwill and Long-lived Assets Impairment	0	750	0	1,053
Inventory Charges	0	159	62	210
Total Other Charges (Credits), Net	0	339	(10)	171
Gain on Sale of Businesses, Net	0	(112)	0	0
Disposition of assets		161
Proceeds from Divestiture of Businesses and Investments	7	328	0	11
Impairments and Other Charges
Indefinite-lived Intangible Assets [Line Items]
Inventory Charges	0	117	7	138
Asset Write-downs and Rigs Related Charges	0	132	0	11
Other Charges and Credits, Net	$ 0	$ 90	$ (17)	$ 22

Amount classified as assets attributable to disposal group held for sale or disposed of.

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