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Note 20 - Regulatory Capital Matters (Details) - USD ($)	1 Months Ended	12 Months Ended
	Nov. 30, 2014	Dec. 31, 2015
Note 20 - Regulatory Capital Matters (Details) [Line Items]
Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets Rule 1		0.625%
Increase in Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets		0.625%
Tier 1 Capital Conservation Buffer of Risk Weighted Assets		2.50%
Dividends, Common Stock (in Dollars)	$ 12,000,000	$ 10,000,000
Series A Preferred Stock [Member]
Note 20 - Regulatory Capital Matters (Details) [Line Items]
Stock Redeemed or Called During Period, Shares (in Shares)		9,979

X

- Definition

The increase in minimum Tier One Capital Ratio (Tier one capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action as per Basel III framework.

+ References

No definition available.

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- Definition

Tier 1 Capital conversion buffer of risk weighted assets as per Basel III framework.

+ References

No definition available.

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- Definition

The new minimum Tier One Capital Ratio (Tier one capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action as per Basel III framework.

+ References

No definition available.

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- Definition

Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 405
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6957935&loc=d3e64057-112817

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- Definition

Number of stock bought back by the entity at the exercise price or redemption price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

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