Condensed Consolidated Statements of Comprehensive (Loss) (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Net loss	$ (1,509)us-gaap_NetIncomeLoss	$ (1,016)us-gaap_NetIncomeLoss
Other comprehensive income (loss):
Foreign currency translation adjustment	71	(1)
Realized gain on marketable securities	(1)
Other comprehensive income (loss)	70	(1)
Comprehensive loss	$ (1,439)us-gaap_ComprehensiveIncomeNetOfTax	$ (1,017)us-gaap_ComprehensiveIncomeNetOfTax

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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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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