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CONVERTIBLE NOTES (Details) |  | 12 Months Ended
--- | --- | ---
Mar. 03, 2017 USD ($) Notes | Jun. 27, 2021 USD ($) Subsidiary $ / shares | Jun. 28, 2020 USD ($)
Convertible Notes [Abstract] |  |  |
Notes converted to common shares |  | $ 0 | $ 64,000
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 |
Notes converted to common shares |  | $ 0 |
Notes outstanding |  | 1,600,000 |
Unamortized debt issue costs and unamortized debt discounts |  | $ 28,000 |

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- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123431023&loc=d3e4304-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123431023&loc=d3e4332-108586 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
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