Other Identifiable Intangible Assets - Summary of Other Identifiable Intangible Assets (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year $ 3,427  
Acquisitions 23  
Balance at end of year 3,331 $ 3,427
Gross carrying amount [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year 6,020 6,007
Acquisitions 23 23
Removed from service (16) (30)
Disposals of businesses (26)  
Translation and other, net (14) 20
Balance at end of year 5,987 6,020
Accumulated depreciation [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year (2,593) (2,489)
Amortization (119) (123)
Removed from service 16 30
Disposals of businesses 26  
Translation and other, net 14 (11)
Balance at end of year (2,656) (2,593)
Trade names indefinite useful life [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year 2,646  
Balance at end of year 2,646 2,646
Trade names indefinite useful life [member] | Gross carrying amount [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year 2,646 2,646
Acquisitions 0
Removed from service 0
Disposals of businesses 0  
Translation and other, net 0
Balance at end of year 2,646 2,646
Trade names indefinite useful life [member] | Accumulated depreciation [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year 0 0
Amortization 0
Removed from service 0
Disposals of businesses 0  
Translation and other, net 0
Balance at end of year 0
Finite useful life trade names finite useful life [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year 30  
Balance at end of year 20 30
Finite useful life trade names finite useful life [member] | Gross carrying amount [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year 147 166
Acquisitions 0 2
Removed from service (7) (18)
Disposals of businesses (9)  
Translation and other, net (1) (3)
Balance at end of year 130 147
Finite useful life trade names finite useful life [member] | Accumulated depreciation [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year (117) (123)
Amortization (10) (10)
Removed from service 7 18
Disposals of businesses 9  
Translation and other, net 1 (2)
Balance at end of year (110) (117)
Customer relationships [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year 640  
Balance at end of year 557 640
Customer relationships [member] | Gross carrying amount [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year 1,844 1,810
Acquisitions 0 21
Removed from service (3) 0
Disposals of businesses (17)  
Translation and other, net (9) 13
Balance at end of year 1,815 1,844
Customer relationships [member] | Accumulated depreciation [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year (1,204) (1,125)
Amortization (82) (81)
Removed from service 3 0
Disposals of businesses 17  
Translation and other, net 8 2
Balance at end of year (1,258) (1,204)
Databases and content [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year 98  
Balance at end of year 78 98
Databases and content [member] | Gross carrying amount [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year 640 639
Acquisitions 0 0
Removed from service (1) 0
Disposals of businesses 0  
Translation and other, net (1) 1
Balance at end of year 638 640
Databases and content [member] | Accumulated depreciation [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year (542) (520)
Amortization (20) (21)
Removed from service 1 0
Disposals of businesses 0  
Translation and other, net 1 (1)
Balance at end of year (560) (542)
Other identifiable intangible assets [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year 13  
Amortization (119) (123)
Balance at end of year 30 13
Other identifiable intangible assets [member] | Gross carrying amount [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year 743 746
Acquisitions 23 0
Removed from service (5) (12)
Disposals of businesses 0  
Translation and other, net (3) 9
Balance at end of year 758 743
Other identifiable intangible assets [member] | Accumulated depreciation [member]    
Disclosure of detailed information about intangible assets [line items]    
Balance at beginning of year (730) (721)
Amortization (7) (11)
Removed from service 5 12
Disposals of businesses 0  
Translation and other, net 4 (10)
Balance at end of year $ (728) $ (730)