Quarterly report pursuant to Section 13 or 15(d)

Stock-based Compensation - Schedule of Award Activity (Details)

v3.19.2
Stock-based Compensation - Schedule of Award Activity (Details) - $ / shares
shares in Thousands
3 Months Ended
May 18, 2018
Jun. 30, 2019
Restricted Stock Units (RSUs) [Member] | Long Term Incentive Plan 2019 2020 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   3 years
Shares    
Granted 351  
Weighted- average Fair Value on Grant Date    
Granted   $ 17.43
Restricted Stock Units (RSUs) [Member] | Long Term Incentive Plan 2016 2017 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   3 years
Restricted Stock Units (RSUs) [Member] | Long Term Incentive Plan 2018 2019 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   3 years
Restricted Stock Units (RSUs) [Member] | Long Term Incentive Plan 2017 2018 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period   3 years
Restricted Stock Units (RSUs) [Member] | May 18, 2020 | Long Term Incentive Plan 2019 2020 [Member]    
Shares    
Granted 66  
Restricted Stock Units (RSUs) [Member] | May 18, 2021 | Long Term Incentive Plan 2019 2020 [Member]    
Shares    
Granted 141  
Restricted Stock Units (RSUs) [Member] | May 18, 2022 | Long Term Incentive Plan 2019 2020 [Member]    
Shares    
Granted 144  
Restricted Stock Units, Performance-Based Award [Member] | Long Term Incentive Plan 2018 2019 [Member]    
Shares    
Vested   0
Restricted Stock Units, Performance-Based Award [Member] | Long Term Incentive Plan 2017 2018 [Member]    
Shares    
Vested   0
Restricted Stock Units, Time-Based Award [Member] | Long Term Incentive Plan 2019 2020 [Member]    
Shares    
Vested   (53)
Restricted Stock Units, Time-Based Award [Member] | Long Term Incentive Plan 2018 2019 [Member]    
Shares    
Vested   (58)
Restricted Stock Units, Time-Based Award [Member] | Long Term Incentive Plan 2017 2018 [Member]    
Shares    
Vested   (156)
RSUs    
Shares    
Beginning balance   1,415
Granted   351
Vested   (267)
Forfeited   (8)
Ending balance   1,491
Weighted- average Fair Value on Grant Date    
Beginning balance   $ 15.19
Granted   17.43
Vested   7.92
Forfeited   15.32
Ending balance   $ 17.02