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Note 2 - Stock-Based Compensation | 3 Months Ended
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Mar. 31, 2013
Compensation and Employee Benefit Plans [Text Block] | NOTE 2 - STOCK-BASED COMPENSATION The Company has no unvested stock options outstanding or unrecognized stock-based compensation costs outstanding as of March 31, 2013. The company had 9,000 unvested stock options outstanding but no unrecognized stock-based compensation costs outstanding as of March 31, 2012. Those options vested on May 9, 2012. Stock option activity during the three months ended March 31 as follows:
|  | 2013 |  |  | Weighted- average Exercise Price |  |  | 2012 |  |  | Weighted- average Exercise Price |
Outstanding, January 1 |  |  | 79,693 |  |  | $ | 27.25 |  |  |  | 88,774 |  |  | $ | 26.81 |
Exercised |  |  | 18,561 |  |  |  | 24.08 |  |  |  | - |  |  |  | - |
Outstanding, March 31 |  |  | 61,132 |  |  | $ | 28.21 |  |  |  | 88,774 |  |  | $ | 26.81 |
Exercisable, March 31 |  |  | 61,132 |  |  | $ | 28.21 |  |  |  | 88,774 |  |  | $ | 26.81 |

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- Definition The entire disclosure for an entity's employee compensation and benefit plans, including, but not limited to, postemployment and postretirement benefit plans, defined benefit pension plans, defined contribution plans, non-qualified and supplemental benefit plans, deferred compensation, share-based compensation, life insurance, severance, health care, unemployment and other benefit plans. + References No definition available. + Details
Name: | us-gaap_CompensationAndEmployeeBenefitPlansTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration