STOCK-BASED COMPENSATION - Stock Compensation Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation, pre-tax	$ 37,288	$ 26,897	$ 26,816
Income tax benefit	(9,097)	(6,557)	(6,496)
Total stock-based compensation, net of tax	28,191	20,340	20,320
RSUs, LTIP PSUs And Grants To Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation, pre-tax	36,783	26,387	26,465
RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation, pre-tax	15,935	13,249	12,093
LTIP PSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation, pre-tax	18,941	11,275	12,865
Grants to Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation, pre-tax	1,907	1,863	1,507
Employee Stock Purchase Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation, pre-tax	$ 505	$ 510	$ 351