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Leases (Tables)
12 Months Ended
Dec. 31, 2021
Leases [Abstract]  
Future Payments Under Operating Lease Arrangements
Future payments under operating lease arrangements accounted for under ASC Topic 842 as of December 31, 2021 are as follows (in millions):
2022$145 
2023116 
202483 
202544 
202626 
Thereafter27 
Total operating lease payments, undiscounted$441 
Less: present value discount27 
Lease liability, at present value$414