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Income Taxes - Textuals (Details) (USD $)	12 Months Ended
Income Taxes - Textuals (Details) (USD $)	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Tax Contingency [Line Items]
Amounts attributable to discontinued operations	$ 0	$ 0	$ 600,000
Total income tax expense (benefit)	1,152,000us-gaap_IncomeTaxExpenseBenefit	0us-gaap_IncomeTaxExpenseBenefit	13,824,000us-gaap_IncomeTaxExpenseBenefit
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate	34.00%
Net change in total valuation allowancee	$ (3,300,000)	$ (1,500,000)

Tax effect allocated to a disposal group that is classified as a component of the entity reported as a separate component of income before extraordinary items. Includes the tax effects of the following: income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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