Consolidated Condensed Statements of Cash Flows - USD ($) $ in Thousands		9 Months Ended
		Sep. 26, 2020	Sep. 28, 2019
CASH FLOWS FROM OPERATING ACTIVITIES
Loss from continuing operations		$ (8,687)	$ (10,399)
Loss from discontinued operations		(203)	(43)
Net loss		(8,890)	(10,442)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization		8,353	8,846
Provision for deferred income taxes		0	64
Net loss (gain) on property, plant and equipment disposals		(37)	106
Impairment of assets		0	3
Stock-based compensation expense		246	387
Bad debt expense		67	182
Changes in operating assets and liabilities:
Receivables		(1,647)	(2,620)
Inventories		8,567	6,688
Prepaids and other current assets		1,172	(1,970)
Accounts payable and accrued expenses		7,069	7,457
Other operating assets and liabilities		1,020	(701)
NET CASH PROVIDED BY OPERATING ACTIVITIES		15,920	8,000
CASH FLOWS FROM INVESTING ACTIVITIES
Net proceeds from sales of property, plant and equipment		40	9
Purchase of property, plant and equipment		(1,453)	(3,120)
NET CASH USED IN INVESTING ACTIVITIES		(1,413)	(3,111)
CASH FLOWS FROM FINANCING ACTIVITIES
Net payments on revolving credit facility		(13,230)	(5,431)
Payments on notes payable - buildings		(208)	(5,371)
Borrowings on notes payable - equipment and other		0	1,379
Payments on notes payable - equipment and other		(1,827)	(2,770)
Payments on finance leases		(2,767)	(3,122)
Borrowings on finance leases		2,211	11,500
Change in outstanding checks in excess of cash		771	(784)
Repurchases of Common Stock		(207)	(12)
Payments for debt issuance costs		0	(277)
NET CASH USED IN FINANCING ACTIVITIES		(15,257)	(4,888)
(DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS		(750)	1
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD		769	18
CASH AND CASH EQUIVALENTS AT END OF PERIOD		19	19
SUPPLEMENTAL CASH FLOW INFORMATION:
Interest paid		2,810	3,866
Interest paid for financing leases	[1]	1,067	1,039
Income taxes paid, net of tax refunds		(98)	110
Right-of-use assets obtained in exchange for new operating lease liabilities		653	402
Right-of-use assets obtained in exchange for new finance lease liabilities		0	52
Equipment purchased under notes payable		1,314	0
Accrued purchases of equipment		$ 134	$ 0

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