Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v3.7.0.1
Subsequent Events (Details) - USD ($)
$ in Thousands
6 Months Ended
Jul. 18, 2017
Jul. 13, 2017
May 13, 2015
Jun. 30, 2017
Nov. 19, 2015
2010 Plan          
Subsequent Events          
Shares reserved for delivery     2,700,000    
Minimum | LIBOR          
Subsequent Events          
Spread on variable rate basis (as a percent)       1.50%  
Maximum | LIBOR          
Subsequent Events          
Spread on variable rate basis (as a percent)       3.25%  
Letters of credit          
Subsequent Events          
Credit facility amount         $ 5,000
Subsequent Event | 2010 Plan          
Subsequent Events          
Shares reserved for delivery   3,525,000      
Subsequent Event | Second Amended and Restated Credit Agreement          
Subsequent Events          
Credit facility amount $ 350,000        
Expected additional credit facility amount $ 50,000        
Voting equity of foreign subsidiary pledged (as a percent) 66.00%        
Non-voting equity of foreign subsidiary pledged (as a percent) 100.00%        
Subsequent Event | Letters of credit          
Subsequent Events          
Credit facility amount $ 5,000