CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Cash flows from operating activities
Net loss	$ (4,705)	$ (7,329)
Adjustments to reconcile net loss to net cash provided by operating activities:
Write-down of capitalized software development costs	(1,538)	0
Depreciation	493	545
Amortization of definite-lived intangible assets	494	193
Capitalized software amortization	(341)	(252)
Change in fair value of contingent consideration	849	229
Stock-based compensation expense	541	712
Equity loss on investments	(233)	(55)
Gain (loss) on derivative instruments, net	(40)	209
Deferred income taxes	171	(22)
Changes in assets and liabilities
Contract receivables, net	(2,530)	(10,347)
Prepaid expenses and other assets	501	(2,433)
Accounts payable, accrued compensation and accrued expenses	(947)	(2,136)
Billings in excess of revenue earned	(552)	2,441
Accrued warranty reserves	171	(395)
Other liabilities	320	(467)
Net cash provided by operating activities	1,016	6,649
Cash flows from investing activities
Capital expenditures	277	398
Capitalized Software Development Costs	1,610	646
Payments to Acquire Equity Method Investments	0	250
Acquisition of Hyperspring, LLC, net of cash acquired	0	2,848
Restrictions of cash as collateral under letters of credit	1,222	3,172
Releases of cash as collateral under letters of credit	1,876	34
Net cash used in investing activities	(1,233)	(7,280)
Cash flows from financing activities
Proceeds from (Repayments of) Lines of Credit	(339)	(410)
Proceeds from issuance of common stock	23	0
Payments of the liability-classified contingent consideration arrangements	1,700	500
Net cash used in financing activities	(2,016)	(910)
Effect of exchange rate changes on cash	(266)	(519)
Net decrease in cash and cash equivalents	(2,499)	(2,060)
Cash and cash equivalents at beginning of year	13,583	15,643
Cash and cash equivalents at end of period	$ 11,084	$ 13,583