CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($)	3 Months Ended	6 Months Ended
Jun. 27, 2020	Jun. 29, 2019	Jun. 27, 2020	Jun. 29, 2019
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)
Net income (loss)	$ (1,888,782)	$ 2,529,773	$ 1,007,036	$ 4,100,733
Other comprehensive income/(loss):
Change in foreign currency translation	765,195	(221,530)	(526,404)	191,094
Change in marketable securities, net of tax benefit (cost) of: 2020 - $679 and $(2,063) respectively, 2019 - $3,008 and $(463) respectively	2,083	9,219	(6,325)	(1,420)
Change in fair value of interest rate swap, net of tax benefit (cost) of: 2020 - $48,169 and $582,673 respectively, 2019 - $69,817 and $45,197 respectively	(152,519)	(143,125)	(1,847,297)	(221,086)
Change in pension and postretirement benefit costs, net of taxes of: 2020 - $81,142 and $162,285 respectively, 2019 - $141,876 and $70,938 respectively	260,295	222,681	520,591	445,362
Total other comprehensive income (loss)	875,054	(132,755)	(1,859,435)	413,950
Comprehensive income (loss)	$ (1,013,728)	$ 2,397,018	$ (852,399)	$ 4,514,683

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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