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
Mar. 31, 2014
Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 2,972 $ 2,912
Accumulated Amortization (2,176) (2,137)
Net Carrying Value 796 775
Capitalized software
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 2,481 2,420
Accumulated Amortization (1,924) (1,897)
Net Carrying Value 557 523
Licenses
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 225 220
Accumulated Amortization (109) (97)
Net Carrying Value 116 123
Franchise rights
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 117 117
Accumulated Amortization (72) (70)
Net Carrying Value 45 47
Customer lists
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 113 118
Accumulated Amortization (59) (62)
Net Carrying Value 54 56
Trademarks, patents, and other
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 36 37
Accumulated Amortization (12) (11)
Net Carrying Value $ 24 $ 26