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Accumulated Other Comprehensive Loss - Schedule of Accumulated Other Comprehensive Loss (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning Balance $ (1,114)  
Net unrealized gain 94 $ 1
Reclassification of net loss to net income (1) (6)
Ending Balance (898) (1,114)
Accumulated Translation Adjustment [Member]    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning Balance (1,018) (735)
Net unrealized gain (loss) 183 (495)
Repurchase of shares under Normal Course Issuer Bids [note 20] (1) 9
Recognition of cumulative translation adjustment loss in Russia [note 4] 0 203
Ending Balance (836) (1,018)
Accumulated Net (Loss) Gain from Designated or Qualifying Cash Flow Hedges [Member]    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning Balance 5 24
Net unrealized gain 94 1
Reclassification of net gain to net income (56) (20)
Ending Balance 43 5
Accumulated Net Unrealized Loss On Other Long Term Liabilities [Member]    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning Balance (101) (189)
Net unrealized (loss) gains (5) 82
Reclassification of net loss to net income 1 6
Ending Balance (105) (101)
AOCL [Member]    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning Balance (1,114)  
Ending Balance $ (898) $ (1,114)