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Other Assets (Tables)
 12 Months Ended
Dec. 31, 2022
Other Assets, Noncurrent Disclosure [Abstract]  
Schedule of Other Assets
Other Assets consisted of the following (in millions):
 December 31,
2022		December 31,
2021
Payments to Joint Facility Partners and Service Providers$2,653 $2,664 
Investment in Unconsolidated Subsidiaries976 910 
Pension Asset752 947 
Other489 706 
      Total$4,870 $5,227