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EARNINGS PER SHARE DATA | 12 Months Ended
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Dec. 31, 2012
EARNINGS PER SHARE DATA [Abstract] |
EARNINGS PER SHARE DATA | NOTE 11 - EARNINGS PER SHARE DATA Basic earnings per share is computed based on weighted average shares outstanding and excludes dilutive securities. Diluted earnings per share is computed including the impacts of all potentially dilutive securities. The following table sets forth the computation of basic and diluted earnings per share for the periods indicated (in thousands, except per share data):
| December 31,
| 2012 |  | 2011 |  | 2010
Basic: |  |  |  |  |
Weighted average shares outstanding | 14,374 |  | 14,301 |  | 13,821
Net income | $ 50,985 |  | $ 31,437 |  | $ 19,381
Convertible preferred stock dividend | (90) |  | (90) |  | (90)
Net income attributable to common shareholders | $ 50,895 |  | $ 31,347 |  | $ 19,291
Per share amount | $ 3.54 |  | $ 2.19 |  | $ 1.40
Diluted: |  |  |  |  |
Weighted average shares outstanding | 14,374 |  | 14,301 |  | 13,821
Net effect of dilutive stock options from treasury stock method | - |  | - |  | 7
Assumed conversion of convertible notes | - |  | - |  | 153
Assumed conversion of convertible preferred stock | 840 |  | 840 |  | 840
Total dilutive shares | 15,214 |  | 15,141 |  | 14,821
Net income attributable to common shareholders | $ 50,895 |  | $ 31,347 |  | $ 19,291
Interest on convertible notes, net of income taxes | - |  | - |  | 142
Convertible preferred stock dividend | 90 |  | 90 |  | 90
Net income for diluted earnings per share | $ 50,985 |  | $ 31,437 |  | $ 19,523
Per share amount | $ 3.35 |  | $ 2.08 |  | $ 1.32

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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 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1252-109256 Reference 2: 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=16381557&loc=d3e4984-109258 Reference 3: 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 4: 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 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 6: 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=6880815&loc=d3e20235-122688 + Details
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