Retirement Plan	12 Months Ended
Apr. 30, 2018
Retirement Plan
Retirement Plan	7. Retirement Plan The Company maintains a 401(k) defined contribution retirement plan for its employees. Participants are allowed to choose from a selection of mutual funds in order to designate how both employer and employee contributions are invested. Under the plan, the Company matches 50% of each employee’s contributions on the first 4% of the employee’s compensation contributed. The Company contributed $4.3 million, $3.7 million and $1.7 million, during the years ended April 30, 2018, 2017 and 2016, respectively.

Retirement Plan

12 Months Ended

Apr. 30, 2018

7. Retirement Plan

The Company maintains a 401(k) defined contribution retirement plan for its employees. Participants are allowed to choose from a selection of mutual funds in order to designate how both employer and employee contributions are invested. Under the plan, the Company matches 50% of each employee’s contributions on the first 4% of the employee’s compensation contributed. The Company contributed $4.3 million, $3.7 million and $1.7 million, during the years ended April 30, 2018, 2017 and 2016, respectively.