Note 12 - Indebtedness - Long-term Debt (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Long-term debt	$ 17,428	$ 25,143
Current portion	(3,571)	(2,857)
Long-term debt, excluding current portion	13,857	22,286
Term Loan [Member]
Long-term debt	16,428	17,143
Revolving Credit Facility [Member]
Long-term debt	$ 1,000	$ 8,000

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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