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Contracts with Customers - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Revenue from Contract with Customer [Abstract]      
Remaining performance obligations $ 986    
Deferred contract costs 220   $ 338
Amortization of deferred contract costs $ 409 $ 248