XML 80 R60.htm IDEA: XBRL DOCUMENT v3.20.4
Leases - Maturity of Lease Payments to be Received (Details)
$ in Millions
Dec. 31, 2020
USD ($)
Leases [Abstract]  
2021 $ 56
2022 56
2023 56
2024 56
2025 56
Remainder 451
Total lease payments 731
Operating lease, payments to be received, related to options to extend $ 366