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CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS - Supplemental Disclosures - USD ($)
3 Months Ended
Mar. 28, 2020
Mar. 30, 2019
SUPPLEMENTAL DISCLOSURES:    
Cash paid for interest $ 460,600 $ 417,000
Cash paid for income taxes 120,900 121,100
Reconciliation of cash, cash equivalents and restricted cash:    
Cash and cash equivalents 28,347,000 1,066,800
Restricted cash 50,000 65,000
Total cash, cash equivalents and restricted cash $ 28,397,000 $ 1,131,800