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Subsequent Events - Additional Information (Details)
shares in Thousands, $ in Thousands
6 Months Ended
Aug. 11, 2017
shares
Aug. 01, 2017
segment
Jul. 11, 2017
USD ($)
Jul. 01, 2017
USD ($)
Jun. 30, 2017
USD ($)
segment
Subsequent Event [Line Items]          
Number of operating segments (segment) | segment         3
Purchase of noncontrolling interest         $ 736
Subsequent Event          
Subsequent Event [Line Items]          
Number of operating segments (segment) | segment   6      
Scenario, Forecast | Senior Notes Due 2019 | Senior Notes          
Subsequent Event [Line Items]          
Amount of debt to be exchanged       $ 250,000  
Shares converted (in shares) | shares 18,683        
Puttable Common Stock | Pearl Retail Solutions Private Limited and Creative Arts Education Society | Subsequent Event          
Subsequent Event [Line Items]          
Noncontrolling interest, noncontrolling owners, interest acquired     35.00%    
Purchase of noncontrolling interest     $ 11,500