Income Taxes (Details) - USD ($) | 12 Months Ended |
Dec. 31, 2015 | Dec. 31, 2014 |
Components of income tax expense (benefit) [Abstract] | | |
Federal - current | $ 0 | $ (19,179,000) |
State - current | 140,000 | (16,683,000) |
Total current | 140,000 | (35,862,000) |
Federal - deferred | (1,365,000) | (10,200,000) |
State - deferred | (205,000) | (324,000) |
Change in valuation allowance | 1,570,000 | 10,524,000 |
Total deferred | 0 | 0 |
Income tax expense (benefit) | 140,000 | (35,862,000) |
Components of pretax income (loss) and difference between income taxes [Abstract] | | |
Income (loss) before income taxes | (4,485,000) | (21,441,000) |
Tax expense (benefit) [Abstract] | | |
Tax at statutory federal rate | (1,570,000) | (7,504,000) |
State income taxes | 140,000 | 183,000 |
Federal uncertain tax position reversal | 0 | (19,179,000) |
State uncertain tax position reversal | 0 | (16,866,000) |
Permanent items | 0 | (3,020,000) |
Other | 0 | 0 |
Change in valuation allowance | 1,570,000 | 10,524,000 |
Income tax expense (benefit) | $ 140,000 | $ (35,862,000) |
Reconciliation of federal statutory rate to effective income tax rate [Abstract] | | |
Tax at statutory federal rate (in hundredths) | 35.00% | 35.00% |
State income taxes (in hundredths) | (3.10%) | (0.90%) |
Federal uncertain tax position reversal (in hundredths) | 0.00% | 89.50% |
State uncertain tax position reversal (in hundredths) | 0.00% | 78.70% |
Permanent differences, tax credits and other adjustments (in hundredths) | 0.00% | 14.10% |
Other | 0.00% | 0.00% |
Change in valuation allowance (in hundredths) | (35.00%) | (49.10%) |
Effective income tax rate (in hundredths) | (3.10%) | 167.30% |
Interest expense related to uncertain tax positions [Abstract] | | |
Federal | $ 0 | $ 0 |
State jurisdictions | 0 | 0 |
Interest expense - taxes | 0 | 0 |
Indemnification asset - federal tax gross-up | 0 | (18,429,000) |
Roll Forward of Uncertain Tax Positions Reserve, Excluding Accrued Federal and State Interest [Abstract] | | |
Uncertain tax position reserve excluding accrued interest, at beginning of period | 0 | 34,157,000 |
Federal uncertain tax position reserve excluding accrued interest | 0 | (18,429,000) |
State uncertain tax position reserve excluding accrued interest | 0 | (15,728,000) |
Uncertain tax position reserve excluding accrued interest, at end of period | 0 | 0 |
Uncertain Tax Positions Tax Reserve, Including Accrued Interest [Abstract] | | |
Federal uncertain tax positions reserve, including accrued federal interest | 0 | 0 |
State uncertain tax positions reserve, including accrued federal interest | 0 | 0 |
Total uncertain tax positions reserve, including accrued federal and state interest | 0 | 0 |
Operating Loss Carryforwards [Line Items] | | |
AMT Credits | 21,000,000 | |
Net Deferred Tax Asset Arising Primarily From NOL Carryforwards and AMT Credits [Abstract] | | |
Net deferred tax asset | 34,500,000 | 32,900,000 |
Valuation allowance | (34,500,000) | (32,900,000) |
Net deferred tax asset recognized | 0 | 0 |
Indemnification asset - federal tax gross-up | 0 | $ 0 |
Federal [Member] | | |
Operating Loss Carryforwards [Line Items] | | |
Operating loss carryforwards, amount | $ 35,300,000 | |
Federal [Member] | Tax Year 2006 [Member] | | |
Operating Loss Carryforwards [Line Items] | | |
Tax year expiring | 2,026 | |
Operating loss carryforwards, amount | $ 500,000 | |
Federal [Member] | Tax Year 2007 [Member] | | |
Operating Loss Carryforwards [Line Items] | | |
Tax year expiring | 2,027 | |
Operating loss carryforwards, amount | $ 12,700,000 | |
Federal [Member] | Tax Year 2008 [Member] | | |
Operating Loss Carryforwards [Line Items] | | |
Tax year expiring | 2,028 | |
Operating loss carryforwards, amount | $ 4,600,000 | |
Federal [Member] | Tax Year 2009 [Member] | | |
Operating Loss Carryforwards [Line Items] | | |
Tax year expiring | 2,029 | |
Operating loss carryforwards, amount | $ 2,400,000 | |
Federal [Member] | Tax Year 2010 [Member] | | |
Operating Loss Carryforwards [Line Items] | | |
Tax year expiring | 2,030 | |
Operating loss carryforwards, amount | $ 1,900,000 | |
Federal [Member] | Tax Year 2011 [Member] | | |
Operating Loss Carryforwards [Line Items] | | |
Tax year expiring | 2,031 | |
Operating loss carryforwards, amount | $ 1,900,000 | |
Federal [Member] | Tax Year 2013 [Member] | | |
Operating Loss Carryforwards [Line Items] | | |
Tax year expiring | 2,033 | |
Operating loss carryforwards, amount | $ 3,700,000 | |
Federal [Member] | Tax Year 2014 [Member] | | |
Operating Loss Carryforwards [Line Items] | | |
Tax year expiring | 2,034 | |
Operating loss carryforwards, amount | $ 4,900,000 | |
Federal [Member] | Tax year 2015 [Member] | | |
Operating Loss Carryforwards [Line Items] | | |
Tax year expiring | 2,035 | |
Operating loss carryforwards, amount | $ 2,700,000 | |
State [Member] | | |
Operating Loss Carryforwards [Line Items] | | |
Operating loss carryforwards, amount | $ 12,600,000 | |
First Originated Loss Carryforwards [Member] | State [Member] | Tax Year 2011 [Member] | | |
Operating Loss Carryforwards [Line Items] | | |
Tax year expiring | 2,031 | |
Operating loss carryforwards, amount | $ 1,900,000 | |
Second Originated Loss Carryforward [Member] | State [Member] | Tax Year 2013 [Member] | | |
Operating Loss Carryforwards [Line Items] | | |
Tax year expiring | 2,033 | |
Operating loss carryforwards, amount | $ 3,400,000 | |
Second Originated Loss Carryforward [Member] | State [Member] | Tax Year 2014 [Member] | | |
Operating Loss Carryforwards [Line Items] | | |
Tax year expiring | 2,034 | |
Operating loss carryforwards, amount | $ 4,700,000 | |
Second Originated Loss Carryforward [Member] | State [Member] | Tax year 2015 [Member] | | |
Operating Loss Carryforwards [Line Items] | | |
Tax year expiring | 2,035 | |
Operating loss carryforwards, amount | $ 2,600,000 | |