Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Oct. 01, 2022	Oct. 02, 2021	Oct. 01, 2022	Oct. 02, 2021
Condensed Consolidated Statements of Comprehensive Income (Unaudited)
Net income	$ 4,858,579	$ 5,961,528	$ 11,925,632	$ 7,343,020
Other comprehensive (loss) income:
Change in foreign currency translation	(1,387,274)	(523,632)	(2,358,170)	(238,837)
Change in fair value of interest rate swap, net of tax cost of: 2022 - $163,533 and $590,827 respectively; 2021 - $31,759 and $188,753 respectively	517,855	104,949	1,870,954	602,224
Change in pension and postretirement benefit costs, net of taxes of: 2022 - $92,235 and $276,705 respectively; 2021 - $107,962 and $308,117 respectively	313,408	346,328	940,225	988,401
Total other comprehensive (loss) income	(556,011)	(72,355)	453,009	1,351,788
Comprehensive income	$ 4,302,568	$ 5,889,173	$ 12,378,641	$ 8,694,808