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Note 8 - Long-term Borrowings - Summary of Long-term Borrowings (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015	Sep. 30, 2015
Subordinated Notes, 5.75% [Member]
Subordinated Notes	$ 70,000	$ 70,000	$ 70,000
Subordinated Notes, 5.0% [Member]
Subordinated Notes	150,000
Less: debt issurance costs	(3,581)	(1,072)	(1,103)
Long-term borrowings	$ 216,419	$ 68,928	$ 68,897

X

- Definition

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.

+ References

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-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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