Quarterly report pursuant to Section 13 or 15(d)

Leases Leases, Cash Flow Presentation (Details)

v3.21.2
Leases Leases, Cash Flow Presentation (Details) - USD ($)
$ in Millions
9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Cash Flow of Leases [Abstract]    
Operating Lease, Payments $ 28 $ 28
Finance Lease, Interest Payment on Liability 0 0
Finance Lease, Principal Payments 3 3
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability 6 9
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability $ 3 $ 6