COMMON STOCK - Share Repurchase Program (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Class of Stock [Line Items]
Shares repurchased during the year, value	$ 5,537	$ 3,388
Share Repurchase Program [Member] | 10b5-1 Plan [Member]
Class of Stock [Line Items]
Shares repurchased during the year, number of shares	216,171	231,274
Shares repurchased during the year, value	$ 5,500	$ 3,400
Share Repurchase Program [Member] | 10b5-1 Plan [Member] | Cumulative basis [Member]
Class of Stock [Line Items]
Shares repurchased during the year, number of shares	1,035,496
Shares repurchased during the year, value	$ 14,000