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Note 3 - Earnings Per Share | 6 Months Ended
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Jun. 30, 2013
EARNINGS PER SHARE [Abstract] |
Earnings Per Share [Text Block] | NOTE 3 - EARNINGS PER SHARE The Company provides dual presentation of basic and diluted earnings per share. Basic earnings per share is calculated by dividing net income by the average shares outstanding. Diluted earnings per share adds the dilutive effects of options, warrants, and convertible securities to average shares outstanding. The following table sets forth the composition of the weighted-average common shares (denominator) used in the basic and diluted earnings per share computation.
|  | For the Three Months Ended June 30, |  |  | For the Six Months Ended June 30, |
|  | 2013 |  |  | 2012 |  |  | 2013 |  |  | 2012 |
Weighted average common shares outstanding |  |  | 2,206,794 |  |  |  | 2,108,863 |  |  |  | 2,198,033 |  |  |  | 2,031,187 |
Average treasury stock shares |  |  | (189,530 | ) |  |  | (189,530 | ) |  |  | (189,530 | ) |  |  | (189,530 | )
Weighted average common shares and common stock equivalents used to calculate basic earnings per share |  |  | 2,017,264 |  |  |  | 1,919,333 |  |  |  | 2,008,503 |  |  |  | 1,841,657 |
Additional common stock equivalents (stock options) used to calculate diluted earnings per share |  |  | 6,697 |  |  |  | 1,872 |  |  |  | 8,557 |  |  |  | 1,208 |
Weighted average common shares and common stock equivalents used to calculate diluted earnings per share |  |  | 2,023,961 |  |  |  | 1,921,205 |  |  |  | 2,017,060 |  |  |  | 1,842,865 |
Options to purchase 61,132 shares of common stock, at prices ranging from $17.55 to $40.24, were outstanding during the three months ended June 30, 2013. Of those options, 31,833 were considered dilutive based on the market price exceeding the strike price. The remaining 29,299 options had no dilutive effect on earnings per share. For the six months ended June 30, 2013, 49,394 options were considered dilutive. The remaining 11,738 options had no dilutive effect on earnings per share. Options to purchase 88,354 shares of common stock, at prices ranging from $17.55 to $40.24, were outstanding during the three and six months ended June 30, 2012. Of those options, 9,000 were considered dilutive based on the market price exceeding the strike price. The remaining 79,354 options had no dilutive effect on the earnings per share.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1278-109256 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1252-109256 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 55 -Paragraph 52 -URI http://asc.fasb.org/extlink&oid=32703322&loc=d3e4984-109258 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.21) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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