Income Taxes (Details Textual) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Income Tax Examination [Line Items]
Increase in the valuation allowance	$ 2,600,000	$ 3,100,000
Valuation allowance allocated to reduce goodwill	0
Income taxes paid, net of tax refunds	552,000	$ 173,000
Unrecognized tax benefits that would affect effective tax rate	900,000
Company recognized penalties	0
Company recognized interest (gross)	100,000
Unrecognized tax benefits, penalties	200,000
Liability for interest (gross) related to UTB	200,000
Domestic Tax Authority
Income Tax Examination [Line Items]
Net operating loss	84,769,000
Domestic Tax Authority | VLCY
Income Tax Examination [Line Items]
Net operating loss	$ 27,800,000