Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jul. 02, 2022	Jul. 03, 2021	Jul. 02, 2022	Jul. 03, 2021
Condensed Consolidated Statements of Comprehensive Income (Unaudited)
Net income (loss)	$ 4,036,615	$ (4,473,774)	$ 7,067,053	$ 1,381,491
Other comprehensive income (loss):
Change in foreign currency translation	(1,173,177)	363,848	(970,896)	284,795
Change in fair value of interest rate swap, net of tax cost (benefit) of: 2022 - $93,659 and $427,294 respectively; 2021 - $26,535 and $157,036 respectively	296,588	84,030	1,353,099	497,275
Change in pension and postretirement benefit costs, net of taxes of: 2022 - $92,235 and $184,470 respectively; 2021 - $107,961 and $200,155 respectively	313,409	346,329	626,817	642,073
Total other comprehensive income (loss)	(563,180)	794,207	1,009,020	1,424,143
Comprehensive income (loss)	$ 3,473,435	$ (3,679,567)	$ 8,076,073	$ 2,805,634