XML 44 R52.htm IDEA: XBRL DOCUMENT v2.4.0.6
Business combinations and divestitures (Other Acquisitions and Other Intangible Assets and Amortization) (Details) (Donlen Corporation, USD $)
0 Months Ended
Sep. 01, 2011
Acquired Finite-Lived Intangible Assets [Line Items]  
Fair value (in millions) $ 75,000,000
Customer Relationships
 
Acquired Finite-Lived Intangible Assets [Line Items]  
Useful life (in years) 16 years
Fair value (in millions) 65,000,000
Trademark
 
Acquired Finite-Lived Intangible Assets [Line Items]  
Useful life (in years) 20 years
Fair value (in millions) 7,000,000
Non-compete agreement
 
Acquired Finite-Lived Intangible Assets [Line Items]  
Useful life (in years) 5 years
Fair value (in millions) $ 3,000,000