SHARE BASED COMPENSATION - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Intrinsic value of options exercised	$ 0.4
Exercised (in shares)	30,000.00	0	0
Intrinsic value of share options exercised	$ 0.1
Remaining contractual term	1 year 10 months 24 days
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Remaining unrecognized pre-tax compensation cost	$ 41.3
Nonvested award, cost not yet recognized, period for recognition	1 year 3 months 18 days