Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]
Net loss	$ (2,958)us-gaap_NetIncomeLoss	$ (3,674)us-gaap_NetIncomeLoss
Foreign currency translation adjustments	(31)	(70)
Comprehensive loss	$ (2,989)us-gaap_ComprehensiveIncomeNetOfTax	$ (3,744)us-gaap_ComprehensiveIncomeNetOfTax

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration