Quarterly report pursuant to Section 13 or 15(d)

Summary of Intangible Assets (Detail)

v3.19.3
Summary of Intangible Assets (Detail) - USD ($)
$ in Millions
Sep. 30, 2019
Dec. 31, 2018
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 5,229 $ 4,943
Accumulated Amortization (3,098) (2,867)
Net Carrying Value 2,131 2,075
Licenses    
Finite-Lived Intangible Assets [Line Items]    
Carrying value 4  
Trade name    
Finite-Lived Intangible Assets [Line Items]    
Carrying value 200  
Capitalized software    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 4,004 3,693
Accumulated Amortization (2,641) (2,478)
Net Carrying Value 1,363 1,215
Licenses    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 117 117
Accumulated Amortization (57) (36)
Net Carrying Value 60 81
Franchise rights    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 146 145
Accumulated Amortization (109) (105)
Net Carrying Value 37 40
Customer relationships    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 720 736
Accumulated Amortization (261) (217)
Net Carrying Value 459 519
Trade name    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 200 200
Accumulated Amortization 0 0
Net Carrying Value 200 200
Trademarks, patents and other    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 42 52
Accumulated Amortization (30) (31)
Net Carrying Value $ 12 $ 20