OTHER FINANCIAL STATEMENT DATA - Schedule of Additional Information Concerning Other Intangibles, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Amortized intangible assets:
Weighted Average Amortization Periods	24 years	24 years
Cost	$ 16,505	$ 16,926
Accumulated Amortization	(12,744)	(12,347)
Total	$ 3,761	$ 4,579
Minimum
Amortized intangible assets:
Weighted Average Amortization Periods	3 years
Maximum
Amortized intangible assets:
Weighted Average Amortization Periods	40 years
Brand assets and trade names
Amortized intangible assets:
Weighted Average Amortization Periods	35 years	33 years
Cost	$ 6,040	$ 6,494
Accumulated Amortization	(3,568)	(3,609)
Total	$ 2,472	$ 2,885
Franchise agreements
Amortized intangible assets:
Weighted Average Amortization Periods	19 years	19 years
Cost	$ 10,099	$ 9,558
Accumulated Amortization	(8,901)	(8,194)
Total	$ 1,198	$ 1,364
Other
Amortized intangible assets:
Weighted Average Amortization Periods	20 years	20 years
Cost	$ 366	$ 874
Accumulated Amortization	(275)	(544)
Total	$ 91	$ 330