Prepaid Expenses and Other Current Assets - Schedule of Prepaid Expenses and Other Current Assets (Detail) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Prepaid Expenses And Other Current Assets [Abstract]    
Inventory $ 28 $ 26
Prepaid expenses 170 126
Current tax receivables 68 65
Deferred commissions 140 127
Other current assets 104 81
Prepaid expenses and other current assets $ 510 $ 425