Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Stock-Based Compensation - Additional Information (Details)

v3.21.1
Stock-Based Compensation - Additional Information (Details) - USD ($)
$ in Millions
12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Mar. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized compensation cost related to stock-based compensation cost $ 17.1    
Estimated weighted average amortization, period of recognition 1 year 9 months 18 days    
Average closing price period 20 days    
Cash Settled Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Cash Settled Units vesting period 3 years    
Share-based compensation expense $ 8.2 $ 2.0 $ 2.4