Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Narrative) (Details)

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Income Taxes (Narrative) (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2017
USD ($)
Income Taxes [Abstract]  
Statutory income tax rate, percent 35.00%
Deferred tax assets, valuation allowance $ 127,073
Cummulative loss incurred, period 3 years