Income Taxes Schedule of Unrecognized Tax Benefits Roll Forward (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. 12, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Unrecognized Tax Benefits	$ 214		$ 235	$ 222	$ 213	$ 195
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions	0	$ 34	23	9
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions	0	(1)	(8)	(4)
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions	2	17	12	21
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities	(1)	(20)	(5)	(2)
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations	0	(5)	(2)	(7)
Unrecognized Tax Benefits, Increase (Decrease) Resulting from Foreign Currency Translation	$ 0	$ (7)	$ (7)	$ (9)