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STOCKHOLDERS’ EQUITY AND STOCK-BASED COMPENSATION (Details Narrative) - USD ($) | 3 Months Ended | 9 Months Ended | 15 Months Ended
--- | --- | --- | ---
Sep. 24, 2022 | Sep. 25, 2021 | Sep. 24, 2022 | Sep. 25, 2021 | Sep. 25, 2021
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |
Unrecognized compensation expense | $ 3,000,000.0 |  | $ 3,000,000.0 |  |
Weighted average period, unrecognized |  |  | 3 years |  |
At The Market Offering [Member] |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |
Underwriting discounts and offering expenses | 100,000 | $ 100,000 |  | $ 700,000 |
At The Market Offering [Member] | March 5, 2021 At The Market Agreement [Member] |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |
Proceeds from sale of stock | $ 41,400,000 |  |  |  |
At The Market Offering [Member] | Common Stock [Member] |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |
Sale of stock, number of shares issued | 675,000 |  | 2,300,000 | 3,100,000 | 600,000
Gross proceeds from registered sale equity securities | $ 858,000 | $ 4,800,000 |  |  |
Share price | $ 1.27 | $ 8.00 | $ 1.27 | $ 8.00 | $ 8.00
At The Market Offering [Member] | Common Stock [Member] | Maximum [Member] | Stifel [Member] | March 5, 2021 At The Market Agreement [Member] |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |
Sale of stock | $ 50,000,000 |  |  |  |
At The Market Offering [Member] | Common Stock [Member] | Maximum [Member] | Stifel [Member] | February 8, 2019 At The Market Agreement [Member] |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |
Sale of stock |  |  |  | $ 50,000,000 |
At The Market Offering [Member] | Common Stock [Member] |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |
Gross proceeds from registered sale equity securities |  |  | $ 2,948,000 | $ 21,700,000 |
Share price | $ 1.26 | $ 7.00 | $ 1.26 | $ 7.00 | $ 7.00

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