CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash flows from operating activities:
Net loss	$ (3,209)	$ (1,163)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	2,615	2,288
Loss on sale or disposal of Property, equipment and leasehold improvements	2	215
Deferred income taxes	(2,155)	(757)
Stock-based compensation	20	280
Other	552	(140)
Changes in operating assets and liabilities:
Accounts receivable, net	1,663	(2,449)
Inventories	(2,188)	(4,491)
Other current assets	(178)	9
Accounts payable and other accrued expenses	1,732	4,409
Accrued salaries, wages and payroll taxes	(221)	88
Refundable deposits	(328)	(149)
Net cash used in operating activities	(1,695)	(1,860)
Cash flows from investing activities:
Expenditures for Property, equipment and leasehold improvements	(5,651)	(3,228)
Proceeds from sale of property, equipment and leasehold improvements	0	385
Net cash used in investing activities	(5,651)	(2,843)
Cash flows from financing activities:
Principal payments on debt and capital lease obligations	(225)	(122)
Net borrowings under revolving line of credit	7,770	4,900
Net cash provided by financing activities	7,545	4,778
Increase in Cash and cash equivalents	199	75
Cash and cash equivalents:
Beginning of period	911	981
End of period	1,110	1,056
Supplemental disclosure of cash flow information:
Cash paid for interest	132	148
Cash paid for income taxes, net	62	40
Supplemental disclosure of non-cash information:
Purchase of Property, equipment and leasehold improvements with capital lease	473	0
Purchases of Property, equipment and leasehold improvements included in Accounts payable at end of period	$ 1,495	$ 819