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Stock-Based Compensation (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended 9 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2021
Dec. 31, 2020
Stock-Based Compensation [Abstract]        
Stock-based compensation expense $ 1.1 $ 2.1 $ 4.7 $ 4.2
Stock-Based Compensation [Abstract]        
Unrecognized compensation expense 9.7   $ 9.7  
Weighted-average remaining service period     2 years 7 months 6 days  
Stock Options [Member]        
Type and fair value of stock-based compensation awards granted [Abstract]        
Options granted (in shares)     0.2 0.4
Fair value of options granted (in dollars per share)     $ 8.79 $ 3.46
Assumptions for Stock Awards Granted [Abstract]        
Expected life of awards in years     6 years 1 month 6 days 6 years 1 month 6 days
Risk-free interest rate     1.10% 0.40%
Expected volatility of the Company's stock     56.50% 54.10%
Expected dividend yield on the Company's stock     0.00% 0.00%
Stock-Based Compensation [Abstract]        
Unrecognized compensation expense 2.4   $ 2.4  
Weighted-average remaining service period     2 years 10 months 24 days  
Restricted Stock Awards [Member]        
Type and fair value of stock-based compensation awards granted [Abstract]        
Stock granted (in shares)     0.3 0.6
Fair value of stock granted (in dollars per share)     $ 14.96 $ 8.34
Stock-Based Compensation [Abstract]        
Unrecognized compensation expense 7.2   $ 7.2  
Weighted-average remaining service period     2 years 6 months  
Unrestricted Stock Awards [Member]        
Type and fair value of stock-based compensation awards granted [Abstract]        
Stock granted (in shares)     0.1 0.2
Fair value of stock granted (in dollars per share)     $ 15.93 $ 5.21
Performance Stock Awards [Member]        
Type and fair value of stock-based compensation awards granted [Abstract]        
Period of time to average cash flow return on invested capital     3 years  
Period of time to average EBITDA growth     3 years  
Performance period     3 years  
Stock-Based Compensation [Abstract]        
Unrecognized compensation expense $ 0.1   $ 0.1  
Weighted-average remaining service period     3 months 18 days