CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Oct. 03, 2015	Sep. 27, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (4,921)	$ (1,057)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	717	488
Amortization of intangible assets	83	0
Share-based compensation	511	723
Deferred tax expense (benefit)	315	(1,312)
Inventory adjustment	300	0
Discount on note payable	0	1,265
Change in fair value of warrants and derivative liabilities	611	19
Fair value adjustment to contingent consideration	(22)	0
Incentive warrants expense	57	0
Other changes in operating assets and liabilities:
Accounts receivable, net	(632)	(9,507)
Prepaid and other assets	(292)	514
Trade accounts payable	1,014	2,560
Deferred revenue	832	1,841
Inventory	0	(3,000)
Accrued liabilities	(1,656)	1,089
Net cash used in operating activities	(3,083)	(6,377)
CASH FLOWS FROM INVESTING ACTIVITIES:
Business acquisition, net of cash acquired	363	0
Acquisition of property and equipment	(869)	(607)
Net cash used in investing activities	(506)	(607)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repurchase of common stock	(135)	(42)
Borrowing on note payable	0	3,269
Issuance of common stock	50	2,066
Equity issuance costs	0	(167)
Net cash (used in) provided by financing activities	(85)	5,126
Effect of exchange rate on cash and cash equivalents	(181)	(36)
Net (decrease) increase in cash and cash equivalents	(3,855)	(1,894)
Cash and cash equivalents, beginning of period	12,999	13,780
Cash and cash equivalents, end of period	9,144	11,886
Supplemental disclosure of cash flow information:
Cash paid during period for interest	191	90
Cash paid during the period for taxes	3	0
Non-cash investing and financing transactions:
Contingent consideration liability	1,921	0
Accrued acquisition consideration	2,485	0
Shares issued for business acquisition	2,035	0
Accrued property and equipment additions	$ 306	$ 30