Note 10 - Term Debt - Future Contractual Maturities of Term Debt (Details) $ in Thousands	Mar. 31, 2017 USD ($)
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal Remainder of Fiscal Year	$ 667
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Two	1,000
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Three	1,000
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Four	6,000
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Five
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal after Year Five	10,000
Long-term debt, gross	18,667
Senior Notes [Member]
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal Remainder of Fiscal Year	667
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Two	1,000
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Three	1,000
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Four	6,000
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Five
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal after Year Five
Long-term debt, gross	8,667
Subordinated Debt [Member]
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal Remainder of Fiscal Year
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Two
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Three
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Four
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Five
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal after Year Five	10,000
Long-term debt, gross	$ 10,000

Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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