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

Employee Benefit Plan (Details)

v3.21.1
Employee Benefit Plan (Details) - USD ($)
$ in Millions
12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Mar. 31, 2019
Retirement Benefits [Abstract]      
Employer matching contribution for 401(k) defined compensation plan, percent of match (up to) 6.00%    
Employer matching contributions $ 11.1 $ 11.1 $ 10.6
Employer matching contribution for deferred compensation plan, percent of match (up to) 6.00%