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Financial Instruments by Category - Summary of Company's Financial Assets Measured at Fair Value (Detail) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Disclosure of detailed information about financial instruments [line items]      
Financial Assets $ 410 $ 392 $ 529
Investment in financial assets [member]      
Disclosure of detailed information about financial instruments [line items]      
Financial Assets 74 98 118
Cash and cash equivalents [member]      
Disclosure of detailed information about financial instruments [line items]      
Financial Assets 336 294 411
Public securities [member] | Investment in financial assets [member]      
Disclosure of detailed information about financial instruments [line items]      
Financial Assets 74 98 118
Mutual funds [member] | Cash and cash equivalents [member]      
Disclosure of detailed information about financial instruments [line items]      
Financial Assets 336 294 411
Level 1 [member]      
Disclosure of detailed information about financial instruments [line items]      
Financial Assets 410 392 529
Level 1 [member] | Investment in financial assets [member]      
Disclosure of detailed information about financial instruments [line items]      
Financial Assets 74 98 118
Level 1 [member] | Cash and cash equivalents [member]      
Disclosure of detailed information about financial instruments [line items]      
Financial Assets 336 294 411
Level 1 [member] | Public securities [member] | Investment in financial assets [member]      
Disclosure of detailed information about financial instruments [line items]      
Financial Assets 74 98 118
Level 1 [member] | Mutual funds [member] | Cash and cash equivalents [member]      
Disclosure of detailed information about financial instruments [line items]      
Financial Assets $ 336 $ 294 $ 411