v2.4.0.8
Schedule of Long-Term Obligations (Parenthetical) (Details) (USD $)
In Millions, unless otherwise specified
Mar. 31, 2014
Dec. 31, 2013
Notes payable
   
Debt Instrument    
Weighted average interest rates 1.00% 1.10%
Other long-term debt
   
Debt Instrument    
Weighted average interest rates 3.60% 3.50%
Credit Agreement
   
Debt Instrument    
Weighted average interest rates 2.23% 3.05%
Secured Debt, Current $ 22.5 $ 22.5