v2.4.0.8
Segment Reporting (Details 2) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Geographic Information                      
Long-lived assets $ 3,896,489       $ 4,030,416       $ 3,896,489 $ 4,030,416  
Revenue 808,087 848,908 830,003 795,454 786,199 764,721 806,004 764,780 3,282,452 3,121,704 2,761,431
United States
                     
Geographic Information                      
Long-lived assets 3,745,403       3,921,385       3,745,403 3,921,385  
Revenue                 2,819,968 2,403,976 2,229,498
Other
                     
Geographic Information                      
Long-lived assets 947       40       947 40  
Revenue                 215,787 360,590 316,060
All other
                     
Geographic Information                      
Long-lived assets 150,139       108,991       150,139 108,991  
Revenue                 $ 246,697 $ 357,138 $ 215,873