CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Cash flows from operating activities:
Net loss	$ (2,024)	$ (1,155)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation	139	153
Amortization of definite-lived intangible assets	36	52
Capitalized software amortization	32	176
Amortization of deferred financing costs	0	3
Change in fair value of contingent consideration	27	86
Stock-based compensation expense	178	224
Equity loss on investments	27	114
Gain on derivative instruments	(104)	(267)
Changes in assets and liabilities:
Contract receivables	9,875	543
Prepaid expenses and other assets	126	27
Accounts payable, accrued compensation and accrued expenses	(2,210)	(296)
Billings in excess of revenue earned	173	(1,519)
Accrued warranty reserves	(61)	(119)
Other liabilities	(388)	(105)
Net cash provided by (used in) operating activities	5,826	(2,083)
Cash flows from investing activities:
Capital expenditures	(80)	(131)
Capitalized software development costs	(155)	(497)
Releases of cash as collateral under letters of credit	34	0
Net cash used in investing activities	(201)	(628)
Cash flows from financing activities:
Proceeds from issuance of common stock	0	37
Payments of the liability-classified contingent consideration arrangements	(500)	(979)
Treasury stock purchases	0	(2)
Net cash used in financing activities	(500)	(944)
Effect of exchange rate changes on cash	(12)	(23)
Net increase (decrease) in cash and cash equivalents	5,113	(3,678)
Cash and cash equivalents at beginning of year	15,643	22,386
Cash and cash equivalents at end of period	$ 20,756	$ 18,708