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Note 8 - Employee Benefit Plans (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Note 8 - Employee Benefit Plans (Details) [Line Items] |  |  |
Deferred Compensation Arrangement with Individual, Employer Contribution | $ 54,000 | $ 62,000 | $ 55,000
Three Percent of Base Salary [Member] |  |  |
Note 8 - Employee Benefit Plans (Details) [Line Items] |  |  |
Defined Benefit Plan, Company Contribution Percentage of a Percentage of Annual Base Salary | 100.00% |  |
Two Percent of Base Salary [Member] |  |  |
Note 8 - Employee Benefit Plans (Details) [Line Items] |  |  |
Defined Benefit Plan, Company Contribution Percentage of a Percentage of Annual Base Salary | 50.00% |  |

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- Definition No authoritative reference available. + References No definition available. + Details
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- Details
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- Definition The amount of payment into the fund established for purposes of making future disbursements to the individual in accordance with the terms and understanding of the deferred compensation arrangement. + References No definition available. + Details
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