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Accounts Receivable And Unbilled Revenue - Summary of Accounts Receivables (Detail) - USD ($)
$ in Millions
Dec. 31, 2024
Dec. 31, 2023
Jan. 01, 2023
Disclosure of trade and other receivables [abstract]      
Trade receivables $ 400 $ 400 $ 339
Less: allowance for doubtful accounts (11) (9) (6)
Trade receivables, net 389 391 333
Other receivables 9 7 4
Accounts receivable $ 398 $ 398 $ 337 [1]
[1] Effective January 1, 2024, the Company changed its presentation currency from Canadian dollars to United States dollars. Refer to Note 4 “Changes in Accounting Policies” for further details.