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Net Income Per Common Share | 9 Months Ended
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Sep. 30, 2012
Earnings Per Share, Basic and Diluted [Abstract] |
Net Income per Common Share | NET INCOME PER COMMON SHARE Net income per common share is presented on both a basic and diluted basis. Diluted net income per common share assumes the exercise of stock options using the treasury stock method. The following table presents the calculation of the numerator and denominator for both basic and diluted net income per common share:
| Three Months Ended
| September 30,
| 2012 |  | 2011
| Income |  | Weighted-Average Common Shares |  | Income |  | Weighted- Average Common Shares
Net income to common shareholders | $ | 18,353 |  |  | 54,367,349 |  |  | $ | 1,532 |  |  | 40,353,219 |
Effect of dilutive stock options | — |  |  | 866 |  |  | — |  |  | 82 |
Diluted | $ | 18,353 |  |  | 54,368,215 |  |  | $ | 1,532 |  |  | 40,353,301 |
Net income per common share: |  |  |  |  |  |  |
Basic |  |  |  | $ | 0.34 |  |  |  |  |  | $ | 0.04 |
Diluted (1) |  |  |  | $ | 0.34 |  |  |  |  |  | $ | 0.04 |
(1) | For the three months ended September 30, 2011, the calculation of diluted net income per common share excludes the effect of 15,000 unexercised stock option awards because their inclusion would have been anti-dilutive.
| Nine Months Ended
| September 30,
| 2012 |  | 2011
| Income |  | Weighted-Average Common Shares |  | Income |  | Weighted- Average Common Shares
Net income to common shareholders | $ | 53,675 |  |  | 52,751,763 |  |  | $ | 25,406 |  |  | 37,972,766 |
Effect of dilutive stock options | — |  |  | — |  |  | — |  |  | 1,183 |
Diluted | $ | 53,675 |  |  | 52,751,763 |  |  | $ | 25,406 |  |  | 37,973,949 |
Net income per common share: |  |  |  |  |  |  |
Basic |  |  |  | $ | 1.02 |  |  |  |  |  | $ | 0.67 |
Diluted (1) |  |  |  | $ | 1.02 |  |  |  |  |  | $ | 0.67 |
(1) | For the nine months ended September 30, 2012 and September 30, 2011, the calculation of diluted net income per common share excludes the effect of 15,000 unexercised stock option awards because their inclusion would have been anti-dilutive.

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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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