Income Taxes (Tables)

12 Months Ended

Dec. 31, 2016

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:



	2016			2015			2014
Current
Federal	$	(396	)	$	277		$	1,081
State	34			(261		)	(292		)
Total current	(362		)	16			789

Deferred
Federal	(3,003		)	(641		)	232
State	(257		)	(89		)	32
Total deferred	(3,260		)	(730		)	264
Income tax provision (benefit)	$	(3,622	)	$	(714	)	$	1,053

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:



	2016			2015			2014
Federal statutory rate	35		%	35		%	35		%
Statutory rate applied to income (loss) from continuing operations before taxes	$	(3,090	)	$	(1,047	)	$	604
Plus state income taxes, net of federal tax effect	(145		)	(227		)	(169		)
Total statutory provision (benefit)	(3,235		)	(1,274		)	435
Effect of differences:
Nondeductible meals and entertainment	148			147			143
Domestic production activities deduction	—			—			112
Federal tax credits	(395		)	(441		)	(483		)
Reserve for uncertain tax positions	31			35			109
Goodwill	(13		)	(124		)	(124		)
Change in valuation allowance	106			977			569
Stock-based compensation	—			—			117
Other items	(264		)	(34		)	175
Income tax provision (benefit)	$	(3,622	)	$	(714	)	$	1,053

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

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



	2016			2015
Deferred tax assets:
Inventories	$	4,057		$	3,927
Retirement benefits	3,387			3,337
State net operating losses	3,672			3,563
Federal net operating losses	5,930			4,345
State tax credit carryforwards	1,728			1,731
Federal tax credit carryforwards	3,361			2,943
Allowances for bad debts, claims and discounts	3,442			3,688
Other	5,001			4,856
Total deferred tax assets	30,578			28,390
Valuation allowance	(5,400		)	(5,294		)
Net deferred tax assets	25,178			23,096

Deferred tax liabilities:
Property, plant and equipment	17,568			18,370
Total deferred tax liabilities	17,568			18,370

Net deferred tax asset	$	7,610		$	4,726

Summary of Income Tax Contingencies [Table Text Block]

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



	2016		2015			2014
Balance at beginning of year	$	375	$	400		$	291
Additions based on tax positions taken during a current period	31		35			109
Reductions related to settlement of tax matters	—		(60		)	—
Balance at end of year	$	406	$	375		$	400