CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Statement of Comprehensive Income [Abstract]
Net loss	$ (38,395)us-gaap_ProfitLoss	$ (21,006)us-gaap_ProfitLoss
Foreign currency translation loss	(2,279)	(2,439)
Total comprehensive loss	(40,674)	(23,445)
Less: comprehensive income attributable to noncontrolling interest	3,358	45
Comprehensive loss attributable to the Corporation	$ (44,032)	$ (23,490)

Amount of Net Income (Loss) attributable to noncontrolling interest.

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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, attributable to parent entity.

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Amount after tax and reclassification adjustments of other comprehensive income (loss).

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Amount after tax of other comprehensive income (loss) attributable to parent entity.

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