Quarterly report pursuant to Section 13 or 15(d)

CONSOLIDATED BALANCE SHEETS (Parenthetical)

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CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
$ in Thousands
Jul. 31, 2021
Apr. 30, 2021
Statement Of Financial Position [Abstract]    
Allowance for doubtful accounts $ 32,039 $ 29,324
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 150,000,000 150,000,000
Common stock, shares issued 75,420,000 74,915,000
Common stock, shares outstanding 54,506,000 54,008,000