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Income Taxes (Details Textual) - USD ($) | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2016 | Dec. 31, 2016 | Dec. 31, 2015 | Jun. 28, 2015
Income Tax Disclosure [Line Items] |  |  |  |
Income tax provision (benefit) |  | $ (4,325,000) | $ (9,969,000) |
Deferred tax assets related to alternative minimum tax credits | $ 1,500,000 | 1,500,000 |  |
General business credit carryforward | 481,000 | $ 481,000 |  |
Tax Year 2010 [Member] |  |  |  |
Income Tax Disclosure [Line Items] |  |  |  |
Income tax examination adjustment |  |  |  | $ 0
General Business Credit Carryforward [Member] |  |  |  |
Income Tax Disclosure [Line Items] |  |  |  |
Tax credit carryforward expiration year |  | 2036 |  |
Domestic Tax Authority [Member] |  |  |  |
Income Tax Disclosure [Line Items] |  |  |  |
Deferred tax assets, operating loss carryforwards, subject to expiration | $ 75,700,000 | $ 75,700,000 |  |
Operating loss carryforwards expiration year |  | 2032 |  |
Domestic Tax Authority [Member] | Earliest Tax Year [Member] | Internal Revenue Service (IRS) [Member] |  |  |  |
Income Tax Disclosure [Line Items] |  |  |  |
Income taxes audit, tax years | 2009 |  |  |
Domestic Tax Authority [Member] | Latest Tax Year [Member] | Internal Revenue Service (IRS) [Member] |  |  |  |
Income Tax Disclosure [Line Items] |  |  |  |
Income taxes audit, tax years | 2013 |  |  |

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