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EARNINGS PER SHARE (Tables) | 12 Months Ended
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Dec. 31, 2014
Earnings Per Share [Abstract] |
Computation of Basic and Diluted Earnings Per Share | The following table sets forth the computation of basic and diluted earnings per share of common stock as follows:
|  | For the Years Ended December 31,
|  | 2014 |  | 2013 |  | 2012
Numerator for common earnings per share: |  |  |  |  |  |
Net income |  | $ | 69,641 |  |  | $ | 61,994 |  |  | $ | 54,484 |
Net income allocated to participating securities |  | — |  |  | — |  |  | (3,341 | )
Numerator for basic earnings per share |  | 69,641 |  |  | 61,994 |  |  | 51,143 |
Effect on income available from reallocation of options |  | — |  |  | — |  |  | 261 |
Numerator for diluted earnings per share |  | $ | 69,641 |  |  | $ | 61,994 |  |  | $ | 51,404 |
Denominator for basic earnings per share: |  |  |  |  |  |  |  |
Weighted average common shares outstanding |  | 47,189 |  |  | 45,754 |  |  | 40,190 |
Effect of dilutive securities: |  |  |  |  |  |
Stock options, RSUs and performance-based awards |  | 2,545 |  |  | 2,604 |  |  | 3,631 |
Denominator for diluted earnings per share |  | 49,734 |  |  | 48,358 |  |  | 43,821 |
Net income per share: |  |  |  |  |  |  |  |
Basic |  | $ | 1.48 |  |  | $ | 1.35 |  |  | $ | 1.27 |
Diluted |  | $ | 1.40 |  |  | $ | 1.28 |  |  | $ | 1.17 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + 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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