Consolidated Statements Of Income (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
REVENUE
License fees and services	$ 19,738us-gaap_ContractsRevenue	$ 15,998us-gaap_ContractsRevenue	$ 17,622us-gaap_ContractsRevenue
Customer support	9,942us-gaap_MaintenanceRevenue	9,095us-gaap_MaintenanceRevenue	8,625us-gaap_MaintenanceRevenue
Total revenue	29,680us-gaap_Revenues	25,093us-gaap_Revenues	26,247us-gaap_Revenues
COSTS OF REVENUE AND OPERATING EXPENSES
Costs of license fees and services, excluding depreciation and amortization	5,782	5,565	6,734
Costs of customer support, excluding depreciation and amortization	1,866us-gaap_CostOfServicesMaintenanceCosts	1,599us-gaap_CostOfServicesMaintenanceCosts	1,502us-gaap_CostOfServicesMaintenanceCosts
Sales and marketing	5,734us-gaap_SellingAndMarketingExpense	5,364us-gaap_SellingAndMarketingExpense	5,070us-gaap_SellingAndMarketingExpense
General and administrative	3,638us-gaap_GeneralAndAdministrativeExpense	3,644us-gaap_GeneralAndAdministrativeExpense	3,613us-gaap_GeneralAndAdministrativeExpense
Product development	3,643us-gaap_ResearchAndDevelopmentExpense	2,956us-gaap_ResearchAndDevelopmentExpense	3,069us-gaap_ResearchAndDevelopmentExpense
Depreciation	246us-gaap_Depreciation	155us-gaap_Depreciation	268us-gaap_Depreciation
Amortization	95us-gaap_AmortizationOfIntangibleAssets	211us-gaap_AmortizationOfIntangibleAssets	400us-gaap_AmortizationOfIntangibleAssets
Restructuring and other recovery	237us-gaap_RestructuringCharges	558us-gaap_RestructuringCharges
Total costs of revenue and operating expenses	21,241us-gaap_CostsAndExpenses	20,052us-gaap_CostsAndExpenses	20,656us-gaap_CostsAndExpenses
Income from operations	8,439us-gaap_OperatingIncomeLoss	5,041us-gaap_OperatingIncomeLoss	5,591us-gaap_OperatingIncomeLoss
Other income (expense)
Interest income	19us-gaap_InvestmentIncomeInterest	11us-gaap_InvestmentIncomeInterest	60us-gaap_InvestmentIncomeInterest
Interest income, related party			532
Interest expense	(17)us-gaap_InterestExpense	(20)us-gaap_InterestExpense	(3)us-gaap_InterestExpense
Other income (expense)	(27)us-gaap_OtherIncome	87us-gaap_OtherIncome
Gain on sale of investments			891us-gaap_GainOnSaleOfInvestments
Foreign currency exchange loss	(9)	(39)	(106)
Other income (expense), net	(34)us-gaap_OtherNonoperatingIncomeExpense	39us-gaap_OtherNonoperatingIncomeExpense	1,374us-gaap_OtherNonoperatingIncomeExpense
Income before income taxes	8,405	5,080	6,965
Income tax expense	2,797us-gaap_IncomeTaxExpenseBenefit	1,274us-gaap_IncomeTaxExpenseBenefit	1,401us-gaap_IncomeTaxExpenseBenefit
Net income	$ 5,608us-gaap_NetIncomeLoss	$ 3,806us-gaap_NetIncomeLoss	$ 5,564us-gaap_NetIncomeLoss
Basic income per common share - net income	$ 0.48us-gaap_EarningsPerShareBasic	$ 0.33us-gaap_EarningsPerShareBasic	$ 0.49us-gaap_EarningsPerShareBasic
Diluted income per common share - net income	$ 0.47us-gaap_EarningsPerShareDiluted	$ 0.32us-gaap_EarningsPerShareDiluted	$ 0.48us-gaap_EarningsPerShareDiluted
Cash dividends declared per common share	$ 0.42	$ 0.36	$ 2.00
Weighted average basic shares outstanding	11,642	11,459	11,278
Weighted average diluted shares outstanding	11,926	11,756	11,529

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