Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 550	$ (446)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities, excluding the impact of acquisitions:
Depreciation and amortization	2,102	648
Share-based compensation expense	779	850
Recovery of doubtful accounts	(24)
Deferred income taxes	301	(317)
Change in fair value of contingent earnout consideration	(928)
Accretion of contingent earnout consideration	1,246	579
Excess tax benefit from stock options	(158)	(173)
Changes in operating accounts, net of acquisition:
Accounts receivable	(1,320)	(475)
Prepaid expenses and other current assets	(927)	(250)
Accounts payable	245	95
Accrued liabilities and other liabilities	(1,506)	(3,133)
Deferred revenue	(282)	148
Net cash provided by (used in) operating activities	78	(2,474)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(223)	(240)
Net cash used in investing activities	(316)	(4,885)
CASH FLOW FROM FINANCING ACTIVITES:
Proceeds from employee stock plans and stock option exercises	2,022	774
Payment of contingent earnout consideration	(3,226)
Purchase of treasury stock		(114)
Excess tax benefit from stock options	158	173
Net cash provided by financing activities	(1,046)	833
Effects of exchange rates on cash	40	(22)
Net decrease in cash and cash equivalents	(1,244)	(6,548)
CASH AND CASH EQUIVALENTS, beginning of period	11,981	26,768
CASH AND CASH EQUIVALENTS, end of period	10,737	20,220
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:
Cash paid for income taxes	159	170
Issuance of restricted stock awards		728
Zero2Ten [Member]
CASH FLOWS FROM INVESTING ACTIVITIES:
Net cash used to acquire Zero2Ten/M2 Dynamics		$ (4,645)
M2 Dynamics [Member]
CASH FLOWS FROM INVESTING ACTIVITIES:
Net cash used to acquire Zero2Ten/M2 Dynamics	$ (93)