CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)	6 Months Ended
	Jul. 01, 2023	Jul. 02, 2022
Operating Activities
Net income	$ 2,006,521	$ 7,067,053
Less: gain from discontinued operations	0	(680,145)
Income from continuing operations	2,006,521	6,386,908
Adjustments to reconcile net income to net cash (used in) provided by operating activities:
Depreciation and amortization	3,621,126	3,632,317
Unrecognized pension and postretirement benefits	656,655	81,210
Loss on sale of equipment and other assets	318,775	276,250
Provision for doubtful accounts	(16,731)	39,437
Stock compensation expense	10,185	414,619
Changes in operating assets and liabilities:
Accounts receivable	918,871	(3,302,349)
Inventories	7,711,536	(5,237,113)
Prepaid expenses and other	562,548	(1,228,182)
Other assets	163,077	58,576
Accounts payable	(953,660)	(100,497)
Accrued compensation	(165,590)	(1,711,069)
Other accrued expenses	(1,274,858)	(1,812,968)
Net cash provided by (used in) operating activities	13,558,455	(2,502,862)
Investing Activities
Business Acquisition	(547,638)	0
Payments received from notes receivable	2,309,236	428,832
Proceeds from sale of equipment	0	1,371,073
Purchases of property, plant and equipment	(1,978,784)	(1,140,728)
Net cash (used in) provided by investing activities	(217,186)	659,177
Financing Activities
Principal payments on long-term debt	(69,248,743)	(3,767,866)
Principal payments on short-term borrowing (revolver)	(252,025)	0
Proceeds from short term borrowings (revolver)	0	10,000,000
Proceeds from new long-term debt financing	60,000,000	0
Financing leases, net	674,558	(126,547)
Purchase common stock for treasury	0	(1,423,378)
Dividends paid	(1,369,941)	(1,372,101)
Net cash (used in) provided by financing activities	(10,196,151)	3,310,108
Discontinued Operations
Cash used in operating activities	0	(717,668)
Cash used in discontinued operations	0	(717,668)
Effect of exchange rate changes on cash	(127,966)	(160,653)
Net change in cash and cash equivalents	3,017,152	588,103
Cash and cash equivalents at beginning of period	10,187,522	6,602,429
Cash and cash equivalents at end of period ?	13,204,674	7,190,532
Supplemental disclosure of cash flow information:
Interest	1,364,527	1,012,157
Income taxes	315,120	1,647,375
Non-cash investing and financing activities
Right of use asset	4,404,043	1,694,711
Lease liability	$ (5,355,510)	$ (1,595,081)