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STOCKHOLDERS' EQUITY AND EARNINGS PER SHARE (Tables) | 3 Months Ended
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Mar. 31, 2016
STOCKHOLDERS' EQUITY AND EARNINGS PER SHARE |
Earnings per share calculations | The following table presents EPS calculations for the three months ended March 31, 2016 and 2015:
|  | Three Months Ended March 31,
($ in thousands, except per share data, shares in thousands) |  | 2016 |  | 2015
Basic |  |  |  |
Net income |  | $ | 107,516 |  |  | $ | 100,027 |
Less: Earnings allocated to participating securities |  | — |  |  | 3 |
Net income allocated to common stockholders |  | $ | 107,516 |  |  | $ | 100,024 |
Basic weighted average number of shares outstanding |  | 143,958 |  |  | 143,655 |
Basic EPS |  | $ | 0.75 |  |  | $ | 0.70 |
Diluted |  |  |  |
Net income allocated to diluted common stockholders |  | $ | 107,516 |  |  | $ | 100,024 |
Basic weighted average number of shares outstanding |  | 143,958 |  |  | 143,655 |
Diluted potential common shares (1) |  | 845 |  |  | 694 |
Diluted weighted average number of shares outstanding |  | 144,803 |  |  | 144,349 |
Diluted EPS |  | $ | 0.74 |  |  | $ | 0.69 |
(1) | Includes dilutive shares from RSUs and warrants for the three months ended March 31, 2016 and 2015. Also includes dilutive shares from stock options for the three months ended March 31, 2015.

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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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