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Equity - Summary of Activity for Unvested RSUs and PSUs (Details) - 2020 Incentive Compensation Plan - RSUs and PSUs - $ / shares
9 Months Ended
Jan. 31, 2022
Jan. 31, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
RSUs and PSUs outstanding, beginning of period, Total # of restricted stock units 427,519  
Converted on August 24, 2020, Total # of restricted stock units   237,589
Awarded, Total # of restricted stock units 112,996 244,364
Vested, Total # of restricted stock units (113,135) (36,221)
Forfeited, Total # of restricted stock units (35,994) (477)
RSUs and PSUs outstanding, end of period, Total # of restricted stock units 391,386 445,255
Weighted average grant date fair value, beginning of period $ 11.75  
Weighted average grant date fair value, Converted on August 24, 2020   $ 9.20
Weighted average grant date fair value, Awarded 27.14 14.10
Weighted average grant date fair value, Vested 11.80 11.41
Weighted average grant date fair value, Forfeited 14.45 12.77
Weighted average grant date fair value, end of period $ 15.93 $ 11.70