Retirement Plans - Schedule Of Components Of Net Periodic Benefit Cost (Details) - Pension Plan - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Components of net periodic benefit cost
Interest cost	$ 5	$ 4
Expected return on plan assets	(6)	(4)
Actuarial (gain) loss	2	2
Other	0	2
Net periodic benefit cost	$ 1	$ 4

Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan.

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan.

+ References

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- Definition

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

+ References

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- Definition

Amount of net periodic benefit cost (credit) for defined benefit plan.

+ References

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- References

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- Definition

Amount of defined benefit plan cost (credit), classified as other.

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