Employee Benefit Plans - Information for Plans with ABOs and PBOs in Excess of Plan Assets (Details) - Pension Benefits - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Projected benefit obligation	$ 1,143	$ 1,476
Accumulated benefit obligation	1,103	1,423
Fair value of plan assets	717	964
Projected benefit obligation	1,143	1,476
Accumulated benefit obligation	1,103	1,423
Fair value of plan assets	$ 717	$ 964

Amount of accumulated benefit obligation for defined benefit pension plan with projected benefit obligation in excess of plan assets.

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Amount of plan asset for defined benefit pension plan with projected benefit obligation in excess of plan assets.

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