Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Investment in Loans, Excluding Loans Acquired: (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Investment in Loans, Excluding Loans Acquired: [Line Items]
Balance, end of period	$ 1,742,638	$ 1,628,513
Loans, excluding acquired loans [Member] \| Commercial Loans [Member]
Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Investment in Loans, Excluding Loans Acquired: [Line Items]
Loans individually evaluated for impairment	541	768
Loans collectively evaluated for impairment	262,674	234,373
Balance, end of period	263,215	235,141
Loans, excluding acquired loans [Member] \| Real Estate Loans [Member]
Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Investment in Loans, Excluding Loans Acquired: [Line Items]
Loans individually evaluated for impairment	16,345	28,358
Loans collectively evaluated for impairment	1,148,731	1,034,847
Balance, end of period	1,165,076	1,063,205
Loans, excluding acquired loans [Member] \| Credit Cards [Member]
Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Investment in Loans, Excluding Loans Acquired: [Line Items]
Loans individually evaluated for impairment	520	547
Loans collectively evaluated for impairment	184,415	184,989
Balance, end of period	184,935	185,536
Loans, excluding acquired loans [Member] \| Other Consumer and Other Loans [Member]
Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Investment in Loans, Excluding Loans Acquired: [Line Items]
Loans individually evaluated for impairment	910	1,130
Loans collectively evaluated for impairment	128,502	143,501
Balance, end of period	129,412	144,631
Loans, excluding acquired loans [Member]
Note 4 - Loans and Allowance for Loan Losses (Details) - Recorded Investment in Loans, Excluding Loans Acquired: [Line Items]
Loans individually evaluated for impairment	18,316	30,803
Loans collectively evaluated for impairment	1,724,322	1,597,710
Balance, end of period	$ 1,742,638	$ 1,628,513

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The balance of financing receivables that were collectively evaluated for impairment.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (h)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524

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- Definition

The balance of financing receivables that were individually evaluated for impairment.

+ References

+ Details

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- Definition

Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5074-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522

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