TREASURY STOCK (Details) - USD ($) $ in Thousands	6 Months Ended		12 Months Ended	77 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Mar. 31, 2024	May 03, 2022	Oct. 24, 2017
Equity, Class of Treasury Stock [Line Items]
Value of shares repurchased	$ 25,257	$ 31,137
Restricted Stock Units
Equity, Class of Treasury Stock [Line Items]
Shares paid for tax withholding (in shares)	681,963	624,941
Cost related to tax withholding	$ 13,500	$ 18,700
Share Repurchase Program, October 2017
Equity, Class of Treasury Stock [Line Items]
Stock authorized to repurchase under stock repurchase program (in shares)						25,000,000
Shares repurchased during the period (in shares)		1,117,777		25,000,000
Value of shares repurchased		$ 31,200		$ 694,100
Share Repurchase Program, May 2022
Equity, Class of Treasury Stock [Line Items]
Stock authorized to repurchase under stock repurchase program (in shares)					25,000,000
Shares repurchased during the period (in shares)	1,362,205		1,976,721
Value of shares repurchased	$ 25,300		$ 41,600
Stock remaining to be purchased (in shares)	23,023,279		23,023,279