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EARNINGS PER SHARE DATA (Tables) | 12 Months Ended
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Dec. 31, 2013
EARNINGS PER SHARE DATA [Abstract] |
Computation of Basic and Diluted Earnings per Share | 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,
|  | 2013 |  | 2012 |  | 2011
Basic: |  |  |  |  |  |
Weighted average shares outstanding |  | 14,439 |  | 14,374 |  | 14,301
Net income |  | $ 60,237 |  | $ 50,985 |  | $ 31,437
Convertible preferred stock dividend |  | (90) |  | (90) |  | (90)
Net income attributable to common shareholders |  | $ 60,147 |  | $ 50,895 |  | $ 31,347
Per share amount |  | $ 4.17 |  | $ 3.54 |  | $ 2.19
Diluted: |  |  |  |  |  |
Weighted average shares outstanding |  | 14,439 |  | 14,374 |  | 14,301
Assumed conversion of convertible preferred stock |  | 840 |  | 840 |  | 840
Total dilutive shares |  | 15,279 |  | 15,214 |  | 15,141
Net income attributable to common shareholders |  | $ 60,147 |  | $ 50,895 |  | $ 31,347
Convertible preferred stock dividend |  | 90 |  | 90 |  | 90
Net income for diluted earnings per share |  | $ 60,237 |  | $ 50,985 |  | $ 31,437
Per share amount |  | $ 3.94 |  | $ 3.35 |  | $ 2.08

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- Definition Tabular disclosure of the reconciliation of basic net earnings per share (or unit) to diluted earnings per share (or unit). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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