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Schedule of Contract with Customer, Asset and Liability (Details) - USD ($) | Dec. 25, 2021 | Dec. 26, 2020
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Contract Assets And Liabilities |  |
Contract assets and unbilled receivables | $ 2,299,392 | $ 3,521,753
Change in contract assets and unbilled receivables | $ (1,222,361) |
Percentage of change in contract assets-current | (35.00%) |
Contract liabilities and billings in excess of revenue earned | $ (4,063,031) | (1,493,847)
Change Contract liabilities and billings in excess of revenue earned | $ (2,569,184) |
Percentage Contract liabilities and billings in excess of revenue earned | 172.00% |
Contract liabilities-noncurrent | $ (20,664) | (5,069)
Change in contract liabilities-noncurrent | $ (15,595) |
Percentage of change in contract liabilities-noncurrent | 308.00% |
Net contract assets | $ (1,784,303) | $ 2,022,837
Change in Net contract assets | $ (3,807,140) |
Percentage of change in Net contract assets | (188.00%) |

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