CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash flows from operating activities:
Net income (loss)	$ 138	$ (472)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation	100	129
Amortization of definite-lived intangible assets	73	123
Capitalized software amortization	(81)	(90)
Gain on change in fair value of contingent consideration, net	(69)	(80)
Stock-based compensation expense	247	134
Equity loss on investments	0	(39)
Loss on derivative instruments, net	(118)	(48)
Deferred income taxes	36	36
Gain on sales of equipment, software, and leasehold improvements	(1)	0
Changes in assets and liabilities:
Contract receivables, net	(334)	(610)
Prepaid expenses and other assets	515	(31)
Accounts payable, accrued compensation and accrued expenses	1,226	(358)
Billings in excess of revenue earned	(492)	(835)
Accrued warranty reserves	(101)	51
Other liabilities	465	(18)
Net cash provided by (used in) operating activities	1,640	(472)
Cash flows from investing activities:
Proceeds from sale of equipment, software, and leasehold improvements	31	0
Capital expenditures	18	104
Capitalized Software Development Costs	131	506
Restrictions of cash as collateral under letters of credit	2	216
Releases of cash as collateral under letters of credit	1	180
Net cash used in investing activities	(119)	(646)
Cash flows from financing activities:
Payments on line of credit	0	(339)
Proceeds from issuance of common stock	4	0
Payments of the liability-classified contingent consideration arrangements	1,421	318
Net cash used in financing activities	(1,417)	(657)
Effect of exchange rate changes on cash	37	(218)
Net increase (decrease) in cash and cash equivalents	141	(1,993)
Cash and cash equivalents at beginning of year	11,084	13,583
Cash and cash equivalents at end of period	$ 11,225	$ 11,590