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Other Liabilities (Tables) | 12 Months Ended
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Dec. 31, 2021
Other Liabilities Disclosure [Abstract] |
Other Liabilities |
| December 31,
| 2021 |  | 2020
| ($ in millions)
Long-term advances from Conrail (Note 6) | $ | 534 |  |  | $ | 534 |
Net pension benefit obligations (Note 12) | 338 |  |  | 340 |
Non-current operating lease liability (Note 10) | 331 |  |  | 344 |
Net other postretirement benefit obligations (Note 12) | 244 |  |  | 306 |
Casualty and other claims (Note 17) | 170 |  |  | 169 |
Deferred compensation | 109 |  |  | 107 |
Other | 153 |  |  | 187 |
Total | $ | 1,879 |  |  | $ | 1,987 |

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