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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Comprehensive Income
Net Income	$ 5,483us-gaap_NetIncomeLoss	$ 2,185us-gaap_NetIncomeLoss	$ 4,278us-gaap_NetIncomeLoss
Other Comprehensive Income (Loss)
Currency translation adjustments	81us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	85us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	106us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
Unrealized gain (loss) from available-for-sale securities	(94)us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	14us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	87us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax
Total Other Comprehensive Income (Loss)	(13)us-gaap_OtherComprehensiveIncomeLossNetOfTax	99us-gaap_OtherComprehensiveIncomeLossNetOfTax	193us-gaap_OtherComprehensiveIncomeLossNetOfTax
Total Comprehensive Income	$ 5,470us-gaap_ComprehensiveIncomeNetOfTax	$ 2,284us-gaap_ComprehensiveIncomeNetOfTax	$ 4,471us-gaap_ComprehensiveIncomeNetOfTax

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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