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ACCOUNTING POLICIES, Reclassification, Cash Equivalents, Accounts Receivable and Inventories (Details) | 12 Months Ended
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Dec. 29, 2018 USD ($) Customer | Dec. 30, 2017 USD ($) Customer
Reclassification [Abstract] |  |
Gains on pensions assets reclassified from cost of goods sold to other income |  | $ 193,943
Cash Equivalents [Abstract] |  |
Amount of deposits insured by Federal Deposit Insurance Corporation (FDIC) | $ 250,000 |
Percentage of available cash located in foreign subsidiaries | 60.00% |
Inventories [Abstract] |  |
LIFO inventory amount | $ 30,151,679 |
FIFO inventory amount | 8,175,339 |
Excess of current cost over LIFO carrying value | $ 6,957,972 | $ 6,476,073
Accounts Receivable [Member] | Customer Concentration Risk [Member] |  |
Accounts Receivable, Net [Abstract] |  |
Number of major customers | Customer | 0 | 0
Threshold percentage of concentration risk | 10.00% | 10.00%

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