FINANCING ARRANGEMENTS Schedule of Long-term Debt (Details) - USD ($)	Sep. 30, 2019	Jun. 30, 2019
Debt Instrument [Line Items]
Long-term debt	$ 90,000,000	$ 90,000,000
Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Long-term debt	$ 90,000,000	90,000,000
Line of Credit | Revolving Credit Facility | Revolving credit facility
Debt Instrument [Line Items]
Interest Rate	3.69%
Long-term debt	$ 90,000,000	$ 90,000,000