Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Income Tax Expense (Benefit)	$ (1,707)	$ 59
Domestic Tax Authority [Member] \| Internal Revenue Service (IRS) [Member]
Income Taxes Audit, Tax Years	2012
Latest Tax Year [Member] \| Domestic Tax Authority [Member] \| Internal Revenue Service (IRS) [Member]
Effective Tax Rate, Percent	(46.40%)	2.50%
Income Tax Expense (Benefit)	$ (1,700)
Income Taxes Receivable	200		$ 2,300
Latest Tax Year [Member] \| Domestic Tax Authority [Member] \| Internal Revenue Service (IRS) [Member] \| Maximum [Member]
Income Tax Expense (Benefit)		$ 100
Tax Year 2012 [Member] \| Domestic Tax Authority [Member] \| Internal Revenue Service (IRS) [Member]
Collection of tax refund	$ 2,200

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32698-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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Tax year being audited in the income tax examination, in CCYY format.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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Carrying amount as of the balance sheet date of income taxes previously overpaid to tax authorities (such as U.S. Federal, state and local tax authorities) representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes. Also called income tax refund receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section S99
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-Subparagraph (SX 210.5-02(8))
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The amount of cash received during the period as refunds for the overpayment of taxes.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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