CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Sep. 24, 2022
CASH FLOWS FROM OPERATING ACTIVITIES
Loss from continuing operations	$ (5,382)	$ (15,734)
Loss from discontinued operations	(496)	(890)
Net loss	(5,878)	(16,624)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	4,978	6,057
Benefit for deferred income taxes	0	(125)
Net gain on property, plant and equipment disposals	(1)	(40)
Stock-based compensation expense	550	559
Expense for expected credit losses	21	39
Gain on extinguishment of debt	(625)	0
Changes in operating assets and liabilities:
Receivables	(3,284)	8,508
Inventories	3,759	(11,162)
Prepaid and other current assets	(2,020)	(1,406)
Accounts payable and accrued expenses	6,130	(1,216)
Other operating assets and liabilities	914	800
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES	5,040	(13,720)
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES - DISCONTINUED OPERATIONS	(1,166)	1,416
CASH FLOWS FROM INVESTING ACTIVITIES
Net proceeds from sales of property, plant and equipment	29	40
Purchase of property, plant and equipment	(763)	(3,961)
Cash paid for investment in joint venture	0	(1,000)
NET CASH USED IN INVESTING ACTIVITIES	(734)	(4,921)
NET CASH PROVIDED BY INVESTING ACTIVITIES - DISCONTINUED OPERATIONS	8	1
CASH FLOWS FROM FINANCING ACTIVITIES
Net borrowings (payments) on revolving credit facility	(528)	13,884
Borrowings on notes payable - buildings	0	11,000
Payments on notes payable - buildings and other term loans	(457)	(5,798)
Payments on notes payable - equipment and other	(1,341)	(1,607)
Payments on finance leases	(726)	(881)
Change in outstanding checks in excess of cash	(242)	572
Repurchases of Common Stock	(44)	(229)
Payments for debt issuance costs	0	(227)
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	(3,338)	16,714
DECREASE IN CASH AND CASH EQUIVALENTS	(190)	(510)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	363	1,471
CASH AND CASH EQUIVALENTS AT END OF PERIOD	173	961
SUPPLEMENTAL CASH FLOW INFORMATION:
Interest paid	4,270	2,027
Interest paid for financing leases	943	973
Income taxes paid, net of (tax refunds)	(725)	55
Right-of-use assets obtained in exchange for new operating lease liabilities	7	911
Equipment purchased under finance lease	$ 133	$ 0