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Leases - Summary of Supplemental Cash Flow Information Related To Leases (Detail) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Cash paid for amounts included in the measurement of lease liabilities:    
Operating cash flows from operating leases $ 6 $ 6
Right-of-use assets obtained in exchange for lease liabilities:    
Operating leases $ 4 $ 1