Note 9 - Term Loan and Line of Credit Agreements - Future Maturities of Long-term Debt (Details) $ in Thousands	Dec. 31, 2018 USD ($)
2019	$ 597
2020	629
2021	664
2022	700
2023	739
Thereafter	7,569
Total	$ 10,898

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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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-Name Accounting Standards Codification
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-SubTopic 10
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