Income Taxes (Tables)

12 Months Ended

Dec. 26, 2020

Income Tax Disclosure [Abstract]

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

The provision (benefit) for income taxes on income (loss) from continuing operations consists of the following:

	2020		2019		2018
Current
Federal	$	(78)	$	(287)	$	(178)
State	109		107		(116)
Total current	31		(180)		(294)
Deferred
Federal	(277)		(385)		(434)
State	(66)		(92)		(103)
Total deferred	(343)		(477)		(537)
Income tax provision (benefit)	$	(312)	$	(657)	$	(831)

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

Differences between the provision (benefit) for income taxes and the amount computed by applying the statutory federal income tax rate to income (loss) from continuing operations before taxes are summarized as follows:

	2020			2019			2018
Federal statutory rate	21		%	21		%	21		%
Statutory rate applied to income (loss) from continuing operations before taxes	$	(1,974)		$	3,142		$	(4,685)
Plus state income taxes, net of federal tax effect	34			12			(173)
Total statutory provision (benefit)	(1,940)			3,154			(4,858)
Effect of differences:
Nondeductible meals and entertainment	37			77			90
Executive compensation limitation	—			—			258
Federal tax credits	(279)			(545)			(286)
Reserve for uncertain tax positions	7			39			27
Change in valuation allowance	1,754			(3,400)			3,990
Stock-based compensation	141			86			82
Other items	(32)			(68)			(134)
Income tax provision (benefit)	$	(312)		$	(657)		$	(831)

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

Significant components of the Company's deferred tax assets and liabilities are as follows:

	2020		2019
Deferred tax assets:
Inventories	$	3,428	$	3,336
Retirement benefits	1,190		1,394
State net operating losses	3,305		3,362
Federal net operating losses	556		715
State tax credit carryforwards	1,688		1,688
Federal tax credit carryforwards	4,413		4,282
Allowances for bad debts, claims and discounts	2,024		1,978
Other	5,196		4,039
Total deferred tax assets	21,800		20,794
Valuation allowance	(15,443)		(13,264)
Net deferred tax assets	6,357		7,530
Deferred tax liabilities:
Property, plant and equipment	6,448		7,621
Total deferred tax liabilities	6,448		7,621
Net deferred tax liability	$	(91)	$	(91)

Summary of Income Tax Contingencies [Table Text Block]

The following is a summary of the change in the Company's unrecognized tax benefits:

	2020		2019		2018
Balance at beginning of year	$	480	$	441	$	414
Additions based on tax positions taken during a current period	7		39		27
Balance at end of year	$	487	$	480	$	441