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Stockholders’ Equity and Stock-Based Compensation (Details Narrative) - USD ($) |  |  |  | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Mar. 05, 2021 | Apr. 10, 2019 | Mar. 15, 2019 | Dec. 31, 2020 | Sep. 25, 2021 | Jun. 26, 2021 | Mar. 27, 2021 | Dec. 25, 2021 | Dec. 26, 2020 | Dec. 28, 2019
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Sale of Stock, Number of Shares Issued in Transaction |  | 700,000 | 7,300,000 |  |  |  |  |  |  |
Gross proceeds from registered sale equity securities |  | $ 800,000 | $ 8,000,000.0 |  |  |  |  |  |  |
Shares Issued, Price Per Share |  | $ 1.10 | $ 1.10 |  |  |  |  |  |  |
Underwriting discounts and offering expenses from sale of equity |  | $ 100,000 | $ 700,000 |  |  |  |  |  |  |
Percentage of common stock outstanding |  | 0.80% | 8.90% |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period |  |  |  |  |  |  |  | 2,247,343 | 2,381,000 |
Share-based Payment Arrangement, Noncash Expense |  |  |  |  |  |  |  | $ 4,417,422 | $ 821,122 | $ 2,057,400
Unrecognized compensation expense |  |  |  |  |  |  |  | $ 3,700,000 |  |
Employment Agreement [Member] | Dr. John Fan [Member] |  |  |  |  |  |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period |  |  |  | 188,000 |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period |  |  |  | 20 days |  |  |  |  |  |
Share-based Payment Arrangement, Noncash Expense |  |  |  | $ 2,100,000 |  |  |  |  |  |
2020 Equity Incentive Plan [Member] |  |  |  |  |  |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Number of shares authorized to issue |  |  |  |  |  |  |  |  | 4,000,000 |
number of shares available for grant |  |  |  |  |  |  |  | 2,400,000 |  |
Vesting period description |  |  |  |  |  |  |  | the Company for periods ranging from one to five years (the vesting period) |  |
At The Market Offering [Member] |  |  |  |  |  |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Sale of Stock, Number of Shares Issued in Transaction |  |  |  |  |  | 92,335 | 2,404,362 | 3,096,697 |  |
Proceeds from sale of common stock |  |  |  |  |  |  |  | $ 21,000,000.0 |  |
Commissions paid |  |  |  |  |  |  |  | $ 650,000 |  |
Gross proceeds from registered sale equity securities |  |  |  |  |  | $ 800,000 | $ 16,000,000 |  |  |
Shares Issued, Price Per Share |  |  |  |  |  | $ 6.74 | $ 6.66 |  |  |
Underwriting discounts and offering expenses from sale of equity |  |  |  |  |  | $ 100,000 | $ 500,000 |  |  |
Current ATM Agreement [Member] |  |  |  |  |  |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Sale of Stock, Number of Shares Issued in Transaction |  |  |  |  | 600,000 |  |  |  |  |
Gross proceeds from registered sale equity securities |  |  |  |  | $ 4,800,000 |  |  |  |  |
Shares Issued, Price Per Share |  |  |  |  | $ 8.06 |  |  |  |  |
Underwriting discounts and offering expenses from sale of equity |  |  |  |  | $ 100,000 |  |  |  |  |
Proceeds from sale of stock |  |  |  |  | $ 44,300,000 |  |  |  |  |
Current ATM Agreement [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Proceeds from sale of stock | $ 50,000,000 |  |  |  |  |  |  |  |  |

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