Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - Long-Term Incentive Plans Narrative (Details)

v3.19.1
Stock-Based Compensation - Long-Term Incentive Plans Narrative (Details) - USD ($)
$ in Millions
Mar. 31, 2019
Mar. 31, 2018
Restricted Stock    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Compensation not yet recognized $ 8.0 $ 8.1
LTIPs | Restricted Stock    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Compensation not yet recognized 4.1 1.6
LTIPs | Cash Award    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Compensation not yet recognized $ 2.4 $ 0.1