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
Jun. 30, 2014
Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 3,051 $ 2,912
Accumulated Amortization (2,221) (2,137)
Net Carrying Value 830 775
Capitalized software
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 2,547 2,420
Accumulated Amortization (1,953) (1,897)
Net Carrying Value 594 523
Licenses
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 225 220
Accumulated Amortization (121) (97)
Net Carrying Value 104 123
Franchise rights
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 117 117
Accumulated Amortization (74) (70)
Net Carrying Value 43 47
Customer lists
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 125 118
Accumulated Amortization (61) (62)
Net Carrying Value 64 56
Trademarks, patents, and other
    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 37 37
Accumulated Amortization (12) (11)
Net Carrying Value $ 25 $ 26