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Other Liabilities (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Schedule of Investments [Line Items] |  |
Non-current operating lease liability (Note 10) | $ 316 | $ 331
Casualty and other claims (Note 17) | 218 | 170
Deferred compensation | 91 | 109
Other | 141 | 153
Total | 1,759 | 1,879
Pension Benefits |  |
Schedule of Investments [Line Items] |  |
Defined benefit plan, obligations (Note 12) | 255 | 338
Other Postretirement Benefits |  |
Schedule of Investments [Line Items] |  |
Defined benefit plan, obligations (Note 12) | 204 | 244
Conrail |  |
Schedule of Investments [Line Items] |  |
Long-term advances from Conrail (Note 6) | $ 534 | $ 534

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