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Note 7 - Loans (Details) - Activity Within the Troubled Debt Resturing Loans (USD $) | 12 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 30, 2013 | Jun. 30, 2013 Accruing Troubled Debt Restructuring Member | Jun. 30, 2012 Accruing Troubled Debt Restructuring Member | Jun. 30, 2013 Accruing Troubled Debt Restructuring Member | Jun. 30, 2012 Accruing Troubled Debt Restructuring Member | Jun. 30, 2013 Accruing Troubled Debt Restructuring Member Beginning of Period [Member] | Jun. 30, 2012 Accruing Troubled Debt Restructuring Member Beginning of Period [Member] | Jun. 30, 2013 Accruing Troubled Debt Restructuring Member Beginning of Period [Member] | Jun. 30, 2012 Accruing Troubled Debt Restructuring Member Beginning of Period [Member] | Jun. 30, 2013 Accruing Troubled Debt Restructuring Member End of Period [Member] | Jun. 30, 2012 Accruing Troubled Debt Restructuring Member End of Period [Member] | Jun. 30, 2013 Accruing Troubled Debt Restructuring Member End of Period [Member] | Jun. 30, 2012 Accruing Troubled Debt Restructuring Member End of Period [Member] | Jun. 30, 2013 Non Accruing Troubled Debt Restructuring Member | Jun. 30, 2012 Non Accruing Troubled Debt Restructuring Member | Jun. 30, 2013 Non Accruing Troubled Debt Restructuring Member | Jun. 30, 2012 Non Accruing Troubled Debt Restructuring Member | Jun. 30, 2013 Non Accruing Troubled Debt Restructuring Member Beginning of Period [Member] | Jun. 30, 2012 Non Accruing Troubled Debt Restructuring Member Beginning of Period [Member] | Jun. 30, 2013 Non Accruing Troubled Debt Restructuring Member Beginning of Period [Member] | Jun. 30, 2012 Non Accruing Troubled Debt Restructuring Member Beginning of Period [Member] | Jun. 30, 2013 Non Accruing Troubled Debt Restructuring Member End of Period [Member] | Jun. 30, 2012 Non Accruing Troubled Debt Restructuring Member End of Period [Member] | Jun. 30, 2013 Non Accruing Troubled Debt Restructuring Member End of Period [Member] | Jun. 30, 2012 Non Accruing Troubled Debt Restructuring Member End of Period [Member]
Note 7 - Loans (Details) - Activity Within the Troubled Debt Resturing Loans [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  |  |  |  |  | $ 130,215,000 | $ 143,233,000 | $ 144,695,000 | $ 120,016,000 | $ 115,464,000 | $ 153,249,000 | $ 115,464,000 | $ 153,249,000 |  |  |  |  | $ 49,878,000 | $ 21,543,000 | $ 47,731,000 | $ 50,870,000 | $ 48,524,000 | $ 23,285,000 | $ 48,524,000 | $ 23,285,000
New restructurings |  | 0 | 17,047,000 | 4,816,000 | 38,759,000 |  |  |  |  |  |  |  |  | 1,686,000 | 733,000 | 3,748,000 | 5,971,000 |  |  |  |  |  |  |  |
Restructured loans restored to accrual status |  | 824,000 | 0 | 1,454,000 | 2,853,000 |  |  |  |  |  |  |  |  | (824,000) | 0 | (1,454,000) | (2,853,000) |  |  |  |  |  |  |  |
Charge-offs | 254,000 | (78,000) | 0 | (78,000) | 0 |  |  |  |  |  |  |  |  | (254,000) | (267,000) | (933,000) | (4,285,000) |  |  |  |  |  |  |  |
Payments |  | (15,497,000) | (1,207,000) | (33,389,000) | (2,555,000) |  |  |  |  |  |  |  |  | (1,962,000) | (4,548,000) | (2,602,000) | (32,242,000) |  |  |  |  |  |  |  |
Restructured loans placed on nonaccrual |  | 0 | (5,824,000) | (2,034,000) | (5,824,000) |  |  |  |  |  |  |  |  | 0 | 5,824,000 | 2,034,000 | 5,824,000 |  |  |  |  |  |  |  |
Ending balance |  |  |  |  |  | $ 130,215,000 | $ 143,233,000 | $ 144,695,000 | $ 120,016,000 | $ 115,464,000 | $ 153,249,000 | $ 115,464,000 | $ 153,249,000 |  |  |  |  | $ 49,878,000 | $ 21,543,000 | $ 47,731,000 | $ 50,870,000 | $ 48,524,000 | $ 23,285,000 | $ 48,524,000 | $ 23,285,000

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