Summary of Significant Accounting Policies (Details 1) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Gain (loss) from change in fair value of hybrid financial instruments	$ (4,173)	$ 21,809
Gain (loss) from change in fair value of derivative liability - warrants	618	3,067
Gain (loss) from change in fair value of derivative liability - Series C & D	289	1,841
Net income (loss) before taxes	(2,467)	27,756
Net income (loss)	(2,467)us-gaap_NetIncomeLoss	28,462us-gaap_NetIncomeLoss
Net income (loss) available to common shareholders	(2,467)	27,720
Comprehensive income (loss)	(2,467)us-gaap_ComprehensiveIncomeNetOfTax	28,595us-gaap_ComprehensiveIncomeNetOfTax
Scenario, Previously Reported [Member]
Gain (loss) from change in fair value of hybrid financial instruments		(197,392)
Gain (loss) from change in fair value of derivative liability - warrants		3,003
Gain (loss) from change in fair value of derivative liability - Series C & D		(21,469)
Net income (loss) before taxes		(214,819)
Net income (loss)		(214,113)
Net income (loss) available to common shareholders		(214,855)
Comprehensive income (loss)		(213,980)
Scenario, Adjustments [Member]
Gain (loss) from change in fair value of hybrid financial instruments		219,201
Gain (loss) from change in fair value of derivative liability - warrants		64
Gain (loss) from change in fair value of derivative liability - Series C & D		23,310
Net income (loss) before taxes		242,575
Net income (loss)		242,575
Net income (loss) available to common shareholders		242,575
Comprehensive income (loss)		242,575
Restated [Member]
Gain (loss) from change in fair value of hybrid financial instruments		21,809
Gain (loss) from change in fair value of derivative liability - warrants		3,067
Gain (loss) from change in fair value of derivative liability - Series C & D		1,841
Net income (loss) before taxes		27,756
Net income (loss)		28,462
Net income (loss) available to common shareholders		27,720
Comprehensive income (loss)		$ 28,595

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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Net Increase or Decrease in the fair value of the embedded derivative or group of embedded derivatives included in earnings in the period.

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Amount of the unrealized gain (loss) in earnings for the period from the increase (decrease) in fair value on hybrid instruments measured at fair value.

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