CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities:
Net loss	$ (5,905)	$ (10,349)
Adjustments to reconcile net loss to net cash provided by operating activities:
Goodwill impairment loss	0	4,462
Write-down of capitalized software development costs	0	2,174
Depreciation	413	434
Amortization of definite-lived intangible assets	108	155
Capitalized software amortization	173	509
Amortization of deferred financing costs	0	9
Change in fair value of contingent consideration	69	215
Stock-based compensation expense	514	641
Equity loss on investments	38	148
(Gain) loss on derivative instruments	(178)	221
Changes in assets and liabilities:
Contract receivables	11,928	3,068
Prepaid expenses and other assets	419	(744)
Accounts payable, accrued compensation and accrued expenses	(2,292)	(1,425)
Billings in excess of revenue earned	792	(186)
Accrued warranty reserves	(349)	(266)
Other liabilities	(575)	263
Net cash provided by (used in) operating activities	5,155	(671)
Cash flows from investing activities:
Capital expenditures	(240)	(287)
Capitalized software development costs	(590)	(1,162)
Restrictions of cash as collateral under letters of credit	(3,159)	(228)
Releases of cash as collateral under letters of credit	34	0
Net cash used in investing activities	(3,955)	(1,677)
Cash flows from financing activities:
Proceeds from issuance of common stock	0	44
Payments of the liability-classified contingent consideration arrangements	(500)	(1,890)
Treasury stock purchases	0	(651)
Net cash used in financing activities	(500)	(2,497)
Effect of exchange rate changes on cash	(315)	18
Net increase (decrease) in cash and cash equivalents	385	(4,827)
Cash and cash equivalents at beginning of year	15,643	22,386
Cash and cash equivalents at end of period	$ 16,028	$ 17,559