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Stock Options and Restricted Stock Awards - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Aug. 10, 2015
Sep. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Exercise period for employee's vested options   90 days
Restricted Stock | Minimum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period   1 year
Restricted Stock | Maximum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period   3 years
Performance Shares    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Grant Date Fair Value of Restricted Stock Awards, Market Conditions   $ 4,032
Performance Shares | Maximum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Aggregate shares based on thresholds measuring total shareholder return 336,826