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v3.22.2.2

Employee Benefit Plans (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Pension Plans [Member] |  |  |  |
Components of net periodic benefit cost: |  |  |  |
Service cost | $ 37 | $ 40 | $ 114 | $ 121
Interest cost | 22 | 19 | 64 | 55
Expected return on plan assets | (48) | (48) | (144) | (144)
Amortization of: |  |  |  |
Net actuarial loss | 14 | 21 | 40 | 61
Prior service credit | (5) | (5) | (14) | (14)
Special charges | 12 | 3 | 12 | 7
Net periodic benefit cost | 32 | 30 | 72 | 86
Other Postretirement Benefit Plans [Member] |  |  |  |
Components of net periodic benefit cost: |  |  |  |
Service cost | 1 | 1 | 4 | 4
Interest cost | 2 | 2 | 6 | 5
Expected return on plan assets | 0 | 0 | 0 | 0
Amortization of: |  |  |  |
Net actuarial loss | 0 | 0 | 0 | 0
Prior service credit | (1) | (2) | (3) | (5)
Special charges | 0 | 0 | 0 | 0
Net periodic benefit cost | $ 2 | $ 1 | $ 7 | $ 4

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