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POST-RETIREMENT BENEFITS
 12 Months Ended
Jun. 30, 2022
Postemployment Benefits [Abstract]  
POST-RETIREMENT BENEFITS
(15) POST-RETIREMENT BENEFITS
The Company maintains a defined contribution 401(k) retirement savings plan which covers employees who meet certain age and service requirements. This plan allows for employee contributions of up to 30% and matching employer contributions of up to 4% of the total contributions, not to exceed certain limits. The Company’s 401(k) expense related to such matching of employee contributions was $12.1 million, $11.2 million and $10.1 million for the years ended June 30, 2022, 2021 and 2020, respectively.
The Company also maintains a non-qualified deferred compensation plan for the benefit of eligible employees. This plan is designed to permit employee deferrals in excess of certain tax limits and provides for discretionary employer contributions in excess of certain tax limits.