STOCK-BASED COMPENSATION - Schedule of the Status of Restricted Stock Awards and Changes in Restricted Stock Outstanding (Details) shares in Thousands	3 Months Ended
	Dec. 31, 2023 $ / shares shares
Restricted Stock
Shares
Outstanding beginning balance (in shares)	1,362
Granted (in shares)	746
Vested (in shares)	(734)
Forfeited (in shares)	(1)
Outstanding ending balance (in shares)	1,373
Weighted-Average Grant Date Fair Value per Share
Outstanding beginning balance (in dollars per share) | $ / shares	$ 35.11
Granted (in dollars per share) | $ / shares	35.24
Vested (in dollars per share) | $ / shares	33.08
Forfeited (in dollars per share) | $ / shares	44.65
Outstanding ending balance (in dollars per share) | $ / shares	$ 36.25
Vesting period	1 year
Phantom Share Units (PSUs)
Shares
Granted (in shares)	0
Vested (in shares)	0