v3.26.1
RETIREMENT PLANS (Details) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Defined Contribution Plan Disclosure [Line Items]      
Employer matching contribution, percent of match 100.00%    
Employer matching contribution, percent of employees' gross pay 6.00%    
Defined contribution plan cost $ 12,400 $ 13,000 $ 12,100
Liabilities of non-qualified retirement plan 16,870 15,913  
Supplemental Non-Qualified Deferred Compensation Plan      
Defined Contribution Plan Disclosure [Line Items]      
Assets of non-qualified retirement plan 16,900 15,900  
Liabilities of non-qualified retirement plan $ 16,900 $ 15,900