CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND RETAINED EARNINGS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended	6 Months Ended
Jul. 04, 2015	Jun. 28, 2014	Jul. 04, 2015	Jun. 28, 2014
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND RETAINED EARNINGS
Net sales	$ 34,865	$ 37,367	$ 65,550	$ 64,191
Costs and expenses:
Cost of sales (exclusive of depreciation, depletion and amortization)	28,176	30,890	53,363	53,918
Depreciation, depletion and amortization	651	743	1,297	1,481
Selling and administrative	5,433	4,701	10,537	9,444
Gain on disposition of property and equipment	26	1	59	1
Total costs and expenses	34,234	36,333	65,138	64,842
Operating income (loss)	631	1,034	412	(651)
Interest expense, net	(108)	(110)	(197)	(209)
Other income, net	16	5	27
Income (loss) before income taxes	539	929	242	(860)
Provision (benefit) from income taxes	193	316	92	(292)
Net income (loss)	346	613	150	(568)
Retained earnings, beginning of period	59,874	64,348	60,070	65,529
Retained earnings, end of period	$ 60,220	$ 64,961	$ 60,220	$ 64,961
Basic and diluted income (loss) per share (in dollars per share)	$ 0.21	$ 0.37	$ 0.09	$ (0.34)
Average shares outstanding (in shares)	1,662	1,650	1,661	1,647

Total costs related to goods produced and sold during the reporting period.

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The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property.

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Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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The net amount of other income and expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) net gains or losses on securities, (d) unusual costs, (e) gains or losses on foreign exchange transactions, and (f) miscellaneous other income and expense items.

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The cumulative amount of the reporting entity's undistributed earnings or deficit.

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Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.

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The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.

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Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS).

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