Note 9 - Other Borrowings and Subordinated Debentures (Details) (USD $)	Dec. 31, 2014	Dec. 31, 2013
Note 9 - Other Borrowings and Subordinated Debentures (Details) [Line Items]
Unsecured Debt	$ 43,100,000us-gaap_UnsecuredDebt	$ 46,000,000us-gaap_UnsecuredDebt
Advances from Federal Home Loan Banks	71,600,000
Advances from Federal Home Loan Bank Available	700,800,000
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Collateral Pledged	800,900,000
Metropolitan [Member]
Note 9 - Other Borrowings and Subordinated Debentures (Details) [Line Items]
Unsecured Debt		$ 46,000,000

Advances from Federal Home Loan Bank available.

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- Definition

Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.

+ References

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- Definition

Amount of the collateral pledged in support of federal home loan bank advances outstanding.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 45

-Paragraph 1

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-SubTopic 470

-Section 50

-Paragraph 3

-Subparagraph (d)

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- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

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-Name Regulation S-X (SX)

-Number 210

-Section 03

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-Article 9

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-Number 210

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