XML 78 R103.htm IDEA: XBRL DOCUMENT v3.20.1
Stock Based Compensation - Narrative (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended
Jun. 30, 2019
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Dec. 31, 2018
Restricted Stock          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Non-vested shares (in shares)   1,603,766 872,031 837,123 507,536
Forfeited (in shares)   0      
Performance Share Awards          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Non-vested shares (in shares)   2,902,014 1,980,317 2,018,518 842,792
Fair value, expected term   3 years      
RSUs          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Non-vested shares (in shares)   441,746   0  
2017 Incentive Plan          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Increase the shares reserved (in shares) 7,600,000        
Maximum number of shares that may be issued (in shares)   13,170,000      
Shares available for grant (in shares)       9,053,166  
2017 Incentive Plan | Director          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares issued (in shares)   228,750      
2017 Incentive Plan | Employee          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares issued (in shares)   1,881,380      
2017 Incentive Plan | Restricted Stock          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Non-vested shares (in shares)   1,603,766   755,286  
Shares available for grant (in shares)       3,060,958  
Shares issued (in shares)   827,126      
2017 Incentive Plan | Performance Share Awards          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares available for grant (in shares)   4,798,517      
Share-based compensation expense   $ 1.2 $ 0.7    
Unrecognized compensation cost   $ 9.5   $ 6.5  
Unrecognized compensation cost, period for recognition   2 years 3 months      
Award vesting period   3 years      
2017 Incentive Plan | Performance Share Awards | Relative TSR performance Is Less Than The Thirtieth Percentile          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award vesting rights, percentage   0.00%      
2017 Incentive Plan | Performance Share Awards | Relative TSR Performance Is Equal To The Fiftieth Percentile          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award vesting rights, percentage   100.00%      
2017 Incentive Plan | Performance Share Awards | Board of Directors Chairman          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Fair value, expected term for volatility rate   3 years      
2017 Incentive Plan | RSUs          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares available for grant (in shares)   441,746      
Share-based compensation expense   $ 0.2      
Unrecognized compensation cost   $ 2.5      
Unrecognized compensation cost, period for recognition   2 years 9 months      
2010 Stock Incentive Plan          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares available for grant (in shares)   5,819,607      
2010 Stock Incentive Plan | Restricted Stock          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Non-vested shares (in shares)   0      
Share-based compensation expense   $ 0.9 0.5    
Unrecognized compensation cost   $ 8.9 4.8    
Unrecognized compensation cost, period for recognition   2 years 6 months      
Fair value of vested shares   $ 1.8 $ 1.1    
Requisite service period   3 years      
Award vesting period   3 years      
2010 Stock Incentive Plan | Performance Share Awards | Board of Directors Chairman          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Award vesting period   3 years