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Property, Plant and Equipment | 12 Months Ended
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Dec. 30, 2023
Property, Plant and Equipment [Abstract] |
Property, Plant and Equipment | 2. Property, Plant and Equipment Property, plant and equipment consisted of the following at December 30, 2023 and December 31, 2022: Schedule of Property Plant and Equipment
|  | Useful Life |  | 2023 |  |  | 2022 |
Equipment |  | 3-5 years |  | $ | 14,025,078 |  |  | $ | 13,965,126 |
Leasehold improvements |  | Life of the lease |  |  | 3,631,518 |  |  |  | 3,600,557 |
Furniture and fixtures |  | 3 years |  |  | 165,636 |  |  |  | 174,622 |
Equipment under construction |  |  |  |  | 957,915 |  |  |  | 550,219 |
Property, plant and equipment, gross |  |  |  |  | 18,780,147 |  |  |  | 18,290,524 |
Accumulated depreciation and amortization |  |  |  |  | (16,616,730 | ) |  |  | (16,458,883 | )
Property, plant and equipment, net |  |  |  | $ | 2,163,417 |  |  | $ | 1,831,641 |
Depreciation expense for fiscal year 2023 was approximately $0.6 million and $0.7 million for fiscal years 2022 and 2021.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 360 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//360/tableOfContent Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 6 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480321/958-360-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480321/958-360-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 7 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480321/958-360-50-7 + Details
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