Income Taxes (Details 2) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Other Tax Information
Valuation Allowance, Deferred Tax Asset, Change in Amount	$ 1,200
Operating Loss Carryforwards, Federal	738,000
Operating Loss Carryforwards, State	455,100
Income Tax Expense (Benefit)	$ 0	$ (70)	$ 0