Related Party Transactions - Additional Information (Detail) - USD ($)
$ in Millions
1 Months Ended 12 Months Ended
Jan. 29, 2021
Dec. 31, 2023
Sep. 30, 2021
Mar. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Disclosure of transactions between related parties [Line Items]            
Revenue         $ 6,348 $ 5,984
Dividend from sale of shares         994 0
Lease costs         122 96
Increase in investments         20  
Capital contribution liability         8  
YPL (formerly RHL) [member]            
Disclosure of transactions between related parties [Line Items]            
Dividend from sale of shares       $ 994    
Dividends received         $ 75  
Refinitiv [member]            
Disclosure of transactions between related parties [Line Items]            
Lease receivable amount           112
Lease payment amount           100
Woodbridge [member]            
Disclosure of transactions between related parties [Line Items]            
Beneficial ownership of shares         67.00%  
Refinitiv [member]            
Disclosure of transactions between related parties [Line Items]            
Revenue           336
Licence income           24
Proceeds from sales of investments accounted for using equity method     $ 13      
Refinitiv [member] | Transitional Services Arrangements [member]            
Disclosure of transactions between related parties [Line Items]            
Expenses from transactions with related party           15
Income from transactions with related party.           8
Refinitiv [member] | Properties leased [member]            
Disclosure of transactions between related parties [Line Items]            
Expenses from transactions with related party           13
Income from transactions with related party.           $ 23
Refinitiv [member] | Thirty Year Agreement [member]            
Disclosure of transactions between related parties [Line Items]            
Revenue $ 28          
Licence income $ 2          
3 Times Square Associates LLC [Member]            
Disclosure of transactions between related parties [Line Items]            
Lease costs         $ 1  
3 Times Square Associates LLC [Member] | Offfice Buildings [Member]            
Disclosure of transactions between related parties [Line Items]            
Costs under lease arrangement   $ 7