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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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-Publisher FASB
-Name Accounting Standards Codification
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-Name Accounting Standards Codification
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