Annual report pursuant to Section 13 and 15(d)

Commitments (Details)

v2.4.0.8
Commitments (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Commitments [Abstract]      
Rent expense $ 30,562 $ 27,564 $ 22,537
2014 25,350    
2015 25,871    
2016 24,202    
2017 19,336    
2018 12,628    
Thereafter 18,800    
Annual non-cancelable minimum lease payments, Total $ 126,187