CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Cash flows from operating activities:
Net income	$ 561	$ 249
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	175	202
Amortization of definite-lived intangible assets	98	146
Amortization of capitalized software development costs	234	185
Change in fair value of contingent consideration, net	297	155
Stock-based compensation expense	1,246	488
(Gain)/loss on derivative instruments, net	(155)	135
Deferred income taxes	69	72
Loss on sales of equipment, software, and leasehold improvements	0	(1)
Changes in assets and liabilities:
Contract receivables	4,660	(1,547)
Prepaid expenses and other assets	435	(650)
Accounts payable, accrued compensation and accrued expenses	(877)	652
Billings in excess of revenue earned	(3,902)	877
Accrued warranty	88	(34)
Other liabilities	125	117
Bad debt expense	118	0
Cash provided by operating activities	3,172	1,046
Cash flows from investing activities:
Proceeds from sale of equipment, software and leasehold improvements	0	31
Capital expenditures	(54)	(35)
Capitalized software development costs	(88)	(186)
Restrictions of cash as collateral under letters of credit	0	(4)
Releases of cash as collateral under letters of credit	181	185
Cash used in investing activities	39	(9)
Cash flows from financing activities:
Proceeds from issuance of common stock on the exercise of stock options	62	297
Payments on contingent consideration	(850)	(1,421)
RSUs withheld to pay taxes	(874)	0
Cash used in financing activities	(1,662)	(1,124)
Effect of exchange rate changes on cash	232	(94)
Net increase (decrease) in cash and cash equivalents	1,781	(181)
Cash and cash equivalents at beginning of year	21,747	21,747
Cash and cash equivalents at end of period	$ 23,528	$ 10,903