CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net income (loss)	$ 249	$ (1,967)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation	202	264
Amortization of definite-lived intangible assets	146	247
Capitalized software amortization	(185)	(195)
Gain on change in fair value of contingent consideration, net	155	433
Stock-based compensation expense	488	271
Equity loss on investments	0	(78)
Loss on derivative instruments, net	(135)	(79)
Deferred income taxes	72	0
Gain on sales of equipment, software, and leasehold improvements	(1)	0
Changes in assets and liabilities:
Contract receivables, net	1,547	76
Prepaid expenses and other assets	650	411
Accounts payable, accrued compensation and accrued expenses	652	(392)
Billings in excess of revenue earned	877	(541)
Accrued warranty reserves	(34)	117
Other liabilities	117	103
Net cash provided by (used in) operating activities	1,046	(1,600)
Cash flows from investing activities:
Proceeds from sale of equipment, software, and leasehold improvements	31	0
Capital expenditures	35	195
Capitalized Software Development Costs	186	938
Restrictions of cash as collateral under letters of credit	4	1,156
Releases of cash as collateral under letters of credit	185	837
Net cash used in investing activities	(9)	(1,452)
Cash flows from financing activities:
Payments on line of credit	0	(339)
Proceeds from issuance of common stock	297	0
Payments of the liability-classified contingent consideration arrangements	1,421	318
Net cash used in financing activities	(1,124)	(657)
Effect of exchange rate changes on cash	(94)	(119)
Net increase (decrease) in cash and cash equivalents	(181)	(3,828)
Cash and cash equivalents at beginning of year	11,084	13,583
Cash and cash equivalents at end of period	$ 10,903	$ 9,755