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Note 10 - Other Borrowings (Detail) - Other Borrowings (USD $) In Thousands, unless otherwise specified | 12 Months Ended |
--- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011
Balance (in Dollars) | $ 12,970 | $ 16,831
Minimum [Member] | Fixed Rate Amortizing [Member] |  |
Stated interest rate | 2.70% |
Minimum [Member] | Convertible Debt [Member] |  |
Stated interest rate | 4.14% |
Minimum [Member] | Junior Subordinated Debt [Member] |  |
Stated interest rate | 1.98% |
Maximum [Member] | Fixed Rate Amortizing [Member] |  |
Stated interest rate | 4.48% |
Maximum [Member] | Convertible Debt [Member] |  |
Stated interest rate | 4.14% |
Maximum [Member] | Junior Subordinated Debt [Member] |  |
Stated interest rate | 6.58% |
Fixed Rate Amortizing [Member] |  |
Earliest Maturity Date | Dec. 31, 2008 |
Latest Maturity Date | Dec. 31, 2008 |
Weighted average interest rate | 3.99% |
Balance (in Dollars) | 4,722 | 6,576
Convertible Debt [Member] |  |
Earliest Maturity Date | Dec. 31, 2008 |
Latest Maturity Date | Dec. 31, 2008 |
Weighted average interest rate | 4.14% |
Balance (in Dollars) |  | 2,007
Junior Subordinated Debt [Member] |  |
Earliest Maturity Date | Dec. 31, 2008 |
Latest Maturity Date | Dec. 31, 2008 |
Weighted average interest rate | 2.50% |
Balance (in Dollars) | $ 8,248 | $ 8,248

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- Definition Interest rate stated in the contractual debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: 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(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Latest date the outstanding debt instruments are required to be repaid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: 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(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The carrying amount as of the balance sheet date for the aggregate of other miscellaneous borrowings owed by the reporting entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13,16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 13, 16 -Article 9 + Details
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