Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Nominal or face amount used to calculate payments on the derivative asset.

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Fixed interest rate related to the interest rate derivative.

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The estimated value of gains (losses), net anticipated to be transferred in the future from accumulated other comprehensive income into earnings.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Note 15 - Derivatives (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Jan. 31, 2018
Long-term Debt, Gross	$ 54,997
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred	(300)
Interest Rate Swap [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Derivative, Fixed Interest Rate			2.72%
Interest Rate Swap [Member] \| PNC Bank [Member]
Derivative Asset, Notional Amount			$ 36,000
Term Loan [Member]
Long-term Debt, Gross	$ 54,997	$ 62,400
Senior Secured Credit Facility [Member] \| Revolving Credit Facility [Member]
Line of Credit Facility, Maximum Borrowing Capacity			25,000
Senior Secured Credit Facility [Member] \| Term Loan [Member]
Long-term Debt, Gross			$ 64,000