CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Cash flows from operating activities:
Net loss	$ (1,163)us-gaap_NetIncomeLoss	$ (201)us-gaap_NetIncomeLoss
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	2,288	2,096
Loss on sale or disposal of Property, equipment and leasehold improvements	215us-gaap_GainLossOnSaleOfProperties	23us-gaap_GainLossOnSaleOfProperties
Deferred income taxes	(757)us-gaap_DeferredIncomeTaxExpenseBenefit	(326)us-gaap_DeferredIncomeTaxExpenseBenefit
Stock-based compensation	280us-gaap_ShareBasedCompensation	171us-gaap_ShareBasedCompensation
Excess tax benefit from employee stock plans	0	(93)
Other	(140)	(293)
Changes in operating assets and liabilities:
Accounts receivable, net	(2,449)	336
Inventories	(4,491)us-gaap_IncreaseDecreaseInInventories	(1,353)us-gaap_IncreaseDecreaseInInventories
Other current assets	9	(645)
Accounts payable and other accrued expenses	4,409	2,228
Accrued salaries, wages and payroll taxes	88	322
Refundable deposits	(149)	268
Net cash provided by (used in) operating activities	(1,860)	2,533
Cash flows from investing activities:
Expenditures for Property, equipment and leasehold improvements	(3,228)	(2,352)
Proceeds from sale of property, equipment and leasehold improvements	385	0
Net cash used in investing activities	(2,843)	(2,352)
Cash flows from financing activities:
Principal payments on debt and capital lease obligations	(122)	(152)
Net borrowings under revolving line of credit	4,900us-gaap_RepaymentsOfLinesOfCredit	0us-gaap_RepaymentsOfLinesOfCredit
Proceeds from issuances of common stock	0	46
Excess tax benefit from employee stock plans	0	93
Net cash provided by (used in) financing activities	4,778	(13)
Increase in cash and cash equivalents	75	168
Cash and cash equivalents:
Beginning of period	981	2,726
End of period	1,056	2,894
Supplemental disclosure of cash flow information:
Cash paid for interest	148us-gaap_InterestPaid	124us-gaap_InterestPaid
Cash paid for income taxes, net	40us-gaap_IncomeTaxesPaidNet	74us-gaap_IncomeTaxesPaidNet
Supplemental disclosure of non-cash information:
Purchases of Property, equipment and leasehold improvements included in Accounts payable at end of period	$ 819	$ 508

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The cash outflow associated with security instruments that either represent a creditor or an ownership relationship with the holder of the investment security with a maturity of beyond one year or normal operating cycle, if longer. Includes repayments of (a) debt, (b) capital lease obligations, (c) mandatory redeemable capital securities, and (d) any combination of (a), (b), or (c).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 15

-Subparagraph (a),(b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585

+ Details

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Period Type:	duration

- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

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