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Income Per Common Share | 6 Months Ended
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Jun. 30, 2014
Earnings Per Share [Abstract] |
Income Per Common Share | Note 2: Income Per Common Share
|  | Six Months Ended |  |  | Three Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2014 |  |  | 2013 |  |  | 2014 |  |  | 2013 |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 22,754 |  |  | $ | 7,359 |  |  | $ | 11,113 |  |  | $ | 7,427 |
Dividends on Series B Preferred |  |  | (240 | ) |  |  | (240 | ) |  |  | — |  |  |  | — |
Dividends on Series D Preferred |  |  | (60 | ) |  |  | (60 | ) |  |  | — |  |  |  | — |
Total dividends on preferred stocks |  |  | (300 | ) |  |  | (300 | ) |  |  | — |  |  |  | — |
Numerator for basic net income per common share—net income applicable to common stock |  |  | 22,454 |  |  |  | 7,059 |  |  |  | 11,113 |  |  |  | 7,427 |
Dividends on preferred stocks assumed to be converted, if dilutive |  |  | 300 |  |  |  | 60 |  |  |  | — |  |  |  | — |
Numerator for diluted net income per common share |  | $ | 22,754 |  |  | $ | 7,119 |  |  | $ | 11,113 |  |  | $ | 7,427 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Denominator for basic net income per common share—weighted-average shares |  |  | 22,538,773 |  |  |  | 22,430,589 |  |  |  | 22,544,857 |  |  |  | 22,437,485 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Convertible preferred stocks |  |  | 916,666 |  |  |  | 250,000 |  |  |  | 916,666 |  |  |  | 916,666 |
Stock options |  |  | 195,000 |  |  |  | 234,071 |  |  |  | 198,715 |  |  |  | 223,232 |
Dilutive potential common shares |  |  | 1,111,666 |  |  |  | 484,071 |  |  |  | 1,115,381 |  |  |  | 1,139,898 |
Denominator for diluted net income per common share—adjusted weighted-average shares and assumed conversions |  |  | 23,650,439 |  |  |  | 22,914,660 |  |  |  | 23,660,238 |  |  |  | 23,577,383 |
Basic net income per common share |  | $ | 1.00 |  |  | $ | 0.31 |  |  | $ | 0.49 |  |  | $ | 0.33 |
Diluted net income per common share |  | $ | 0.96 |  |  | $ | 0.31 |  |  | $ | 0.47 |  |  | $ | 0.31 |
The following weighted-average shares of securities were not included in the computation of diluted net income per common share as their effect would have been antidilutive:
|  | Six Months Ended |  |  | Three Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2014 |  |  | 2013 |  |  | 2014 |  |  | 2013 |
Convertible preferred stocks |  |  | — |  |  |  | 666,666 |  |  |  | — |  |  |  | — |
Stock options |  |  | 325,326 |  |  |  | 251,683 |  |  |  | 370,099 |  |  |  | 250,016 |
|  |  | 325,326 |  |  |  | 918,349 |  |  |  | 370,099 |  |  |  | 250,016 |

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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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