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Financial Instruments (Tables) | 12 Months Ended
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Dec. 26, 2020
Investments, All Other Investments [Abstract] |
Schedule of Fair Value Measurements of Financial Assets | The following table details the fair value measurements of the Company’s financial assets: Schedule of Fair Value Measurements of Financial Assets
|  |  |  |  | Fair Value Measurement at December 26, 2020 Using: |
|  | Total |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |
Cash and cash equivalents |  | $ | 17,112,869 |  |  | $ | 17,112,869 |  |  | $ | — |  |  | $ | — |
U.S. government and agency backed securities |  |  | 1,023,120 |  |  |  | — |  |  |  | 1,023,120 |  |  |  | — |
Corporate debt |  |  | 2,612,561 |  |  |  | — |  |  |  | 2,612,561 |  |  |  | — |
Equity Investments |  |  | 4,523,525 |  |  |  | 293,891 |  |  |  | — |  |  |  | 4,229,634 |
|  | $ | 25,272,075 |  |  | $ | 17,406,760 |  |  | $ | 3,635,681 |  |  | $ | 4,229,634 |
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS (CONTINUED)
|  |  |  |  | Fair Value Measurement at December 28, 2019 Using: |
|  | Total |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |
Cash and cash equivalents |  | $ | 6,029,247 |  |  | $ | 6,029,247 |  |  | $ | — |  |  | $ | — |
U.S. government and agency backed securities |  |  | 8,296,870 |  |  |  | — |  |  |  | 8,296,870 |  |  |  | — |
Corporate debt |  |  | 7,456,127 |  |  |  | — |  |  |  | 7,456,127 |  |  |  | — |
Equity Investments |  |  | 4,537,159 |  |  |  | 386,711 |  |  |  | — |  |  |  | 4,150,448 |
|  | $ | 26,319,403 |  |  | $ | 6,415,958 |  |  | $ | 15,752,997 |  |  | $ | 4,150,448 |
Schedule of Fair Value, Liabilities Measured On Recurring Basis | Changes in Level 3 investments are as follows: Schedule of Fair Value, Liabilities Measured On Recurring Basis
|  | December 28, 2019 |  |  | Net unrealized gains |  |  | Impairment Charge |  |  | Transfers in and or out of Level 3 |  |  | December 26, 2020 |
Equity Investments |  | $ | 4,150,448 |  |  | $ | 259,186 |  |  | $ | (180,000 | ) |  | $ | — |  |  | $ | 4,229,634 |
Schedule of Available-for-sale Marketable Debt Securities | Schedule of Available-for-sale Marketable Debt Securities
|  | Amortized Cost |  |  | Unrealized Gains/(Losses) |  |  | Fair Value |
|  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |
U.S. government and agency backed securities |  | $ | 1,003,941 |  |  | $ | 8,304,229 |  |  | $ | 19,179 |  |  | $ | (7,359 | ) |  | $ | 1,023,120 |  |  | $ | 8,296,870 |
Corporate debt |  |  | 2,603,704 |  |  |  | 7,459,298 |  |  |  | 8,857 |  |  |  | (3,171 | ) |  |  | 2,612,561 |  |  |  | 7,456,127 |
Total |  | $ | 3,607,645 |  |  | $ | 15,763,527 |  |  | $ | 28,036 |  |  | $ | (10,530 | ) |  | $ | 3,635,681 |  |  | $ | 15,752,997 |
Schedule of Contractual Maturity | The contractual maturity of the Company’s marketable debt securities is as follows at December 26, 2020: Schedule of Contractual Maturity
|  | Less than One year |  |  | One to Five years |  |  | Total |
U.S. government and agency backed securities |  | $ | — |  |  | $ | 1,023,120 |  |  | $ | 1,023,120 |
Corporate debt |  |  | 1,102,171 |  |  |  | 1,510,390 |  |  |  | 2,612,561 |
Total |  | $ | 1,102,171 |  |  | $ | 2,533,510 |  |  | $ | 3,635,681 |

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- Definition Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities. + References No definition available. + Details
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- Definition Tabular disclosure of financial instruments measured at fair value, including those classified in shareholders' equity measured on a recurring or nonrecurring basis. Disclosures include, but are not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. Nonrecurring fair value measurements are those that are required or permitted in the statement of financial position in particular circumstances. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19279-110258 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2C -URI http://asc.fasb.org/extlink&oid=117815213&loc=SL7498348-110258 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bb) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments. + References No definition available. + Details
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