XML 46 R32.htm IDEA: XBRL DOCUMENT v3.19.2
Stock-Based and Other Long-Term Incentive Compensation (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended
Jun. 30, 2019
Mar. 31, 2019
Performance-based Restricted Stock Units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Allocated share-based compensation expense $ 2.3  
Time-based Restricted Stock Units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Percentage of outstanding stock, minimum 0.00%  
Percentage of outstanding stock, maximum 200.00%  
The 2015 Plan    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Equity-based compensation, authorized (in shares) 12,300,000 9,800,000
Plan modification, expense recognized   $ 4.0
The 2015 Plan | Restricted Stock Units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Equity-based compensation, authorized (in shares) 1,135,216  
The 2015 Plan | Executive officer and key employees | Restricted Stock Units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Award vesting period 3 years  
Equity-based compensation, available for grant (in shares) 3,229,820  
Weighted average grant-date fair value (in dollars per share) $ 7.34  
The 2015 Plan | Non-employee director | Restricted Stock Awards    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Equity-based compensation (in shares) 104,900