Consolidated Condensed Statements of Cash Flows - USD ($) $ in Thousands		9 Months Ended
		Sep. 25, 2021	Sep. 26, 2020
CASH FLOWS FROM OPERATING ACTIVITIES
Net Income (Loss)		$ 9,102	$ (9,668)
Income (loss) from discontinued operations		(1,348)	778
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization		6,884	7,446
Benefit for deferred income taxes		(174)	0
Net gain on property, plant and equipment disposals		0	(37)
Stock-based compensation expense		339	246
Bad debt expense		414	(16)
Changes in operating assets and liabilities:
Receivables		(9,482)	(5,415)
Inventories		(15,294)	7,993
Prepaids and other current assets		2,904	885
Accounts payable and accrued expenses		12,454	7,997
Other operating assets and liabilities		(2,546)	498
NET CASH PROVIDED BY OPERATING ACTIVITIES - CONTINUING OPERATIONS		4,601	9,929
CASH FLOWS FROM INVESTING ACTIVITIES
Net proceeds from sales of property, plant and equipment and divestiture		18,450	40
Purchase of property, plant and equipment		(3,310)	(1,052)
NET CASH USED IN INVESTING ACTIVITIES - CONTINUING OPERATIONS		15,140	(1,012)
Cash Provided by (Used in) Investing Activities, Discontinued Operations		538	(401)
Cash Provided by (Used in) Operating Activities, Discontinued Operations		(2,766)	5,991
CASH FLOWS FROM FINANCING ACTIVITIES
Net payments on revolving credit facility		(11,637)	(13,230)
Payments on notes payable - buildings and other term loans		(449)	(208)
Payments on notes payable - equipment and other		(3,493)	(1,827)
Payments on finance leases		(2,290)	(2,767)
Borrowings on finance leases		0	2,211
Change in outstanding checks in excess of cash		(250)	771
Repurchases of Common Stock		(69)	(207)
NET CASH USED IN FINANCING ACTIVITIES - CONTINUING OPERATIONS		(18,188)	(15,257)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS		(675)	(750)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD		1,920	769
CASH AND CASH EQUIVALENTS AT END OF PERIOD		1,245	19
SUPPLEMENTAL CASH FLOW INFORMATION:
Interest paid		1,885	2,810
Interest paid for financing leases	[1]	1,136	1,067
Income taxes paid, net of tax refunds		80	(98)
Right-of-use assets obtained in exchange for new operating lease liabilities		0	653
Equipment purchased under notes payable		0	1,314
Escrow Deposits Related to Property Sales		2,050	0
Accrued purchases of equipment		0	134
NET INCOME (LOSS)		$ 7,754	$ (8,890)

[1] Includes leases classified as failed sale-leaseback transactions.