Schedule II - Valuation and Qualifying Accounts and Allowances (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	Dec. 31, 2018
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Accounts Receivable, Credit Loss Expense (Reversal)		$ 4
Inventory Valuation Reserves	$ 0	0	$ 159	$ 119	$ 305
SEC Schedule, 12-09, Allowance, Credit Loss [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
of Period	0	294
Recoveries (c)		(6)
Other (b)		(292)
Period		0
Valuation allowance on deferred tax assets [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
of Period	1,222	1,702	1,499	1,166
Expense	0	0	0	330
Recoveries (c)	(56)	(480)	(29)	0
Other (b)	0	0
Period	1,166	1,222	1,426	1,499
SEC Schedule, 12-09, Valuation Allowances and Reserves, Period Increase (Decrease)			(44)	3
SEC Schedule, 12-09, Reserve, Inventory [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Expense	0	163	55	210
Recoveries (c)	0	(4)	(10)	0
Other (b)	0	(464)	(5)	(91)
Short [Member] | SEC Schedule, 12-09, Allowance, Credit Loss [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
of Period	0	123	32	0
Expense	0	4	30	32
Recoveries (c)	0	(3)	(26)	0
Other (b)	0	(124)	(5)	0
Period	0	0	$ 31	$ 32
Long [Member] | SEC Schedule, 12-09, Allowance, Credit Loss [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
of Period	$ 0	171
Expense		0
Recoveries (c)		(3)
Other (b)		(168)
Period		$ 0