Retirement Plans and Post Retirement Benefits Defined Benefit Plans (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Retirement Benefits [Abstract]
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax	$ 4	$ 5	$ 5
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax, Total	(71)	(5)	(8)
Defined Benefit Plan, Plan Assets, Contributions by Employer	5	0
Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Settlement	(247)
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, before Tax	5	(1)	3
Other Comprehensive Income (Loss), Defined Benefit Plan, Settlement and Curtailment Gain (Loss), before Tax	62	2	$ 0
Defined Benefit Plan, Plan Assets, Payment for Settlement	247	$ 0
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Expected Gain (Loss) Due to Settlement and Curtailment	$ 6