REVENUE RECOGNITION - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Jun. 30, 2023
Disaggregation of Revenue [Line Items]
Allowance for doubtful accounts	$ 6.3		$ 6.3		$ 7.3
Financing receivable	0.9		0.9
Financing receivable, allowance for credit loss	0.2		0.2
Franchise Fees
Disaggregation of Revenue [Line Items]
Revenues	$ 1.6	$ 1.7	$ 3.3	$ 3.2