Note 12 - Term Debt - Term Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Long-term debt, gross	$ 13,496	$ 17,096
Unamortized debt issuance costs	(91)	(138)
Net term debt	13,405	16,958
Senior Notes [Member]
Long-term debt, gross	3,496	7,096
Unamortized debt issuance costs	(2)	(6)
Subordinated Debt [Member]
Long-term debt, gross	10,000	10,000
Unamortized debt issuance costs	$ (89)	$ (132)

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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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant