Income Taxes (Details Textual) (USD $)	12 Months Ended
	Dec. 31, 2014
Operating Loss Carryforwards [Line Items]
Operating Loss Carry Forward Expiration Period	2021
Deferred Tax Assets, Operating Loss Carryforwards, Domestic	$ 179,478,000
Deferred Tax Assets, Operating Loss Carryforwards, State and Local	235,422,000
For 2014 [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	133,200,000
For 2015 [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	39,000,000
For 2016 [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	29,700,000
For 2017 [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 16,800,000