COMMITMENTS AND CONTINGENCIES (Details)							3 Months Ended		6 Months Ended
	Oct. 22, 2025 USD ($)	Oct. 17, 2025 USD ($)	Mar. 10, 2025 USD ($)	Feb. 03, 2025 USD ($)	Aug. 31, 2023 USD ($)	Aug. 31, 2022 USD ($)	Mar. 31, 2026 USD ($)	Mar. 31, 2025 USD ($)	Mar. 31, 2026 USD ($)	Mar. 31, 2025 USD ($)	Sep. 30, 2025 USD ($)	May 02, 2025 action	Dec. 31, 2017 complaint
Loss Contingencies
Litigation settlement, amount awarded to other party			$ 8,300,000	$ 900,000	$ 7,900,000	$ 12,900,000
New York Settlement
Loss Contingencies
Payments to settlement fund		$ 2,000,000.0
Multistate Settlement
Loss Contingencies
Payments to settlement fund	$ 2,000,000.0
Joint Juice Litigation
Loss Contingencies
Litigation settlement, fee expense							$ 0	$ 900,000	$ 0	$ 900,000
Number of federal actions | action												7
Number of class action complaints | complaint													10
Other current liabilities
Loss Contingencies
Estimated litigation liability, current							86,000,000.0		86,000,000.0		$ 90,000,000.0
Other current liabilities | New York Settlement
Loss Contingencies
Estimated litigation liability, current							17,200,000		17,200,000
Other current liabilities | Multistate Settlement
Loss Contingencies
Estimated litigation liability, current							$ 70,800,000		$ 70,800,000