FINANCING ARRANGEMENTS - Revolving Credit Facility (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	May 31, 2020	Jun. 30, 2022	Aug. 22, 2022	Aug. 12, 2022	Jun. 30, 2021	Jun. 30, 2020
Debt Instrument [Line Items]
Cash and cash equivalents		$ 17,041			$ 19,191
Long-term debt		179,994			186,911
Cash, cash equivalents and restricted cash		27,464			29,152	$ 122,880
Current liabilities		152,840			198,485
Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Cash and cash equivalents		17,000
Long-term debt		179,994			186,911
Credit facility		277,500			$ 294,400	$ 295,000
Decrease in line of credit		16,900
Revolving credit facility remaining borrowing capacity		81,900
Liquidity		119,800
Minimum liquidity		75,000
Line of Credit | Revolving Credit Facility | Subsequent Event
Debt Instrument [Line Items]
Credit facility			$ 55,000	$ 55,000
Minimum liquidity				10,000
Line of Credit | Standby Letters of Credit
Debt Instrument [Line Items]
Long-term line of credit		$ 15,700
Line of Credit | Secured Debt | Subsequent Event
Debt Instrument [Line Items]
Term loan			$ 180,000	$ 180,000
Minimum | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Facility fee	0.50%
Maximum | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Facility fee	0.75%
LIBOR | Minimum | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Basis spread	3.75%
LIBOR | Maximum | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Basis spread	4.25%
Base rate | Minimum | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Basis spread	2.75%
Base rate | Maximum | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Basis spread	3.25%