The amount of expense recognized in the current period that reflects the allocation of capitalized costs associated with acquisition of business. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Long-Term Debt (Details Textual) - USD ($)	1 Months Ended	6 Months Ended
Long-Term Debt (Details Textual) - USD ($)	Aug. 18, 2015	Jun. 30, 2017	Dec. 31, 2016
Debt Instrument [Line Items]
Secured Debt		$ 1,100,000
Long-term Debt, Total		36,365,000	$ 36,365,000
Amortization of Acquisition Costs		$ 266,000
Secured Debt [Member]
Debt Instrument [Line Items]
Debt Instrument, Maturity Date		May 01, 2020
London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Effective Percentage		0.25%
Maximum [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Commitment Fee Percentage		0.30%
Maximum [Member] \| Base Rate [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate		1.00%
Minimum [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Commitment Fee Percentage		0.20%
Minimum [Member] \| Base Rate [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate		0.00%
Libor Rate [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate, Effective Percentage		1.25%
Libor Rate [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate		2.00%
Libor Rate [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate		1.00%
Revolving credit facility [Member]
Debt Instrument [Line Items]
Debt Instrument, Maturity Date	Aug. 18, 2020
Long-term Debt, Total	$ 100,000,000
Line of Credit Facility, Remaining Borrowing Capacity		$ 65,000,000