Employee Benefit Plans	6 Months Ended
	Oct. 31, 2020
Retirement Benefits [Abstract]
Employee Benefit Plans	Employee Benefit PlansThe Company has a defined-contribution plan in the U.S. intended to qualify under Section 401 of the Internal Revenue Code (the “401(k) Plan”). The Company has contracted with a third-party provider to act as a custodian and trustee, and to process and maintain the records of participant data. Substantially all the expenses incurred for administering the 401(k) Plan are paid by the Company. This 401(k) Plan covers substantially all employees who meet minimum age and service requirements and allows participants to defer a portion of their annual compensation on a pre-tax basis. The Company makes contributions to the 401(k) Plan up to 6% of the participating employee’s W-2 earnings and wages. The Company recorded $2.6 million and $1.8 million of expense related to the 401(k) Plan during the three months ended October 31, 2020 and 2019, respectively and $5.4 million and $3.7 million for the six months ended October 31, 2020 and 2019, respectively.The Company also has defined-contribution plans in certain other countries for which the Company recorded $1.2 million and $0.8 million of expense during the three months ended October 31, 2020 and 2019, respectively and $2.3 million and $1.6 million for the six months ended October 31, 2020 and 2019, respectively.