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CONVERTIBLE NOTES (Details)		12 Months Ended
	Mar. 03, 2017 USD ($) Notes	Jun. 30, 2019 USD ($) Subsidiary $ / shares	Jun. 24, 2018 USD ($)
Convertible Notes [Abstract]
Par value of notes converted to common shares		$ 4,000	$ 1,314,000
4% Convertible Senior Notes due 2022 [Member]
Convertible Notes [Abstract]
Shareholders exercised subscription rights | Notes	30,000
Par value of shares exercised per note	$ 100
Proceeds from issuance of convertible notes	$ 3,000,000
Interest on convertible notes	4.00%	4.00%
Maturity date of notes		Feb. 15, 2022
Number of direct operating subsidiaries | Subsidiary		2
Conversion rate of common stock (in dollars per share) | $ / shares		$ 2.00
Beneficial conversion feature		$ 100,000
Aggregate beneficial conversion feature and issuance costs of notes		200,000
Par value of notes converted to common shares		4,000
Notes outstanding		1,700,000
Unamortized debt issue costs and unamortized debt discounts		$ 100,000

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The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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