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Earnings Per Share | 3 Months Ended
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Jun. 30, 2012
Earnings Per Share: |
Earnings Per Share | NOTE 5: EARNINGS PER SHARE
| Three Months Ended June 30,
| 2012 |  | 2011
Basic: |  |  |
Average shares outstanding | 13,501 |  | 13,457
Net income available to common shareholders | $21,512 |  | $5,108
Per share amount | $1.59 |  | $0.38
Diluted: |  |  |
Average shares outstanding | 13,501 |  | 13,457
Net effect of dilutive stock options and warrants – based on the treasury |  |  |
stock method using average market price | 98 |  | 498
iod=duration|Label=Diluted shares|Unit=Shares|Precision=INF»Diluted shares | 13,599 |  | 13,955
Net income available to common shareholders | $21,512 |  | $5,108
Per share amount | $1.58 |  | $0.37
| Six Months Ended June 30,
| 2012 |  | 2011
Basic: |  |  |
Average shares outstanding | 13,501 |  | 13,457
Net income available to common shareholders | $28,863 |  | $10,155
Per share amount | $2.14 |  | $0.75
Diluted: |  |  |
Average shares outstanding | 13,501 |  | 13,457
Net effect of dilutive stock options and warrants – based on the treasury |  |  |
stock method using average market price | 98 |  | 531
iod=duration|Label=Diluted shares|Unit=Shares|Precision=INF»Diluted shares | 13,599 |  | 13,988
Net income available to common shareholders | $28,863 |  | $10,155
Per share amount | $2.12 |  | $0.73
Options to purchase 289,922 and 529,160 shares of common stock were outstanding at June 30, 2012 and 2011, respectively, but were not included in the computation of diluted earnings per share for each period because the options’ exercise prices were greater than the average market prices of the common shares for the six months ended June 30, 2012 and 2011, respectively.

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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=6920599&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=6945512&loc=d3e4984-109258 Reference 3: 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 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=6920599&loc=d3e1278-109256 Reference 5: 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 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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