Annual report pursuant to Section 13 and 15(d)

Leases - Supplemental cash flow information related to leases (Details)

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Leases - Supplemental cash flow information related to leases (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Cash paid for amounts included in the measurement of lease liabilities:    
Operating cash flows for operating lease $ 89 $ 87
Financing cash flows for finance leases 5 6
Right-of-use assets obtained in exchange for lease obligations- operating leases $ 11 $ 8