Quarterly report pursuant to Section 13 or 15(d)

Summary of Intangible Assets (Detail)

v2.4.0.8
Summary of Intangible Assets (Detail) (USD $)
In Millions, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 3,094 $ 2,912
Accumulated Amortization (2,266) (2,137)
Net Carrying Value 828 775
Capitalized software
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 2,599 2,420
Accumulated Amortization (1,983) (1,897)
Net Carrying Value 616 523
Licenses
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 224 220
Accumulated Amortization (132) (97)
Net Carrying Value 92 123
Franchise rights
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 116 117
Accumulated Amortization (75) (70)
Net Carrying Value 41 47
Customer lists
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 121 118
Accumulated Amortization (63) (62)
Net Carrying Value 58 56
Trademarks, patents, and other
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 34 37
Accumulated Amortization (13) (11)
Net Carrying Value $ 21 $ 26