Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (2,819)	$ (4,041)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	2,178	1,755
Deferred income taxes	(317)	27
Inventory provisions	125	50
Share-based payment arrangements	982	2,641
Shares issued for 401(k) match	162	179
Change in fair value of contingent consideration	4,176	933
Other	131	427
Changes in operating assets and liabilities, net of acquisitions:
Accounts receivable	(4,349)	(1,649)
Inventories	626	(784)
Prepaid expenses and other assets	162	(472)
Accounts payable and accrued expenses	(174)	1,828
Deferred revenue	348	432
Other liabilities	(105)	410
Net cash provided by operating activities	1,126	1,736
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisitions of property and equipment, net	(1,349)	(1,648)
Acquisition of business, net of cash acquired	866	14
Net cash used in investing activities	(483)	(1,634)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayments on revolving credit facilities, net	1	315
Repayments on debt	(357)	(399)
Proceeds from borrowings	55	280
Payments on capital lease obligations	(195)	(134)
Proceeds from exercise of stock options	499	6
Net cash provided by financing activities	3	68
Effect of exchange rates on cash and cash equivalents	(38)	48
Change in cash and cash equivalents	608	218
Cash and cash equivalents at beginning of period	5,266	2,483
Cash and cash equivalents at end of period	5,874	2,701
SUPPLEMENTAL CASH FLOW INFORMATION:
Common stock and warrants issued for acquisitions	6,586	16,591
Common stock issued in settlement of contingent consideration (in Shares)	6,488
Common stock issued in settlement of awards under the
Management Incentive Compensation Plan and Severance Agreements	846
Debt incurred for acquisition		1,044
At Acquisition Date [Member] | Fair Value, Inputs, Level 3 [Member]
SUPPLEMENTAL CASH FLOW INFORMATION:
Contingent consideration for acquisition	$ 1,557	$ 7,500