Retirement Plans - Schedule Of Components Of Net Periodic Benefit Cost (Details) - Pension Plan - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2023	Mar. 31, 2022
Components of net periodic benefit cost
Interest cost	$ 8	$ 5
Expected return on plan assets	(8)	(6)
Actuarial (gain) loss	3	2
Net periodic benefit cost	$ 3	$ 1

Amount of cost recognized for passage of time related to defined benefit plan.

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Name:	us-gaap_DefinedBenefitPlanInterestCost
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration