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Earnings Per Share | 12 Months Ended
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Dec. 31, 2015
Earnings Per Share Reconciliation [Abstract] |
Earnings Per Share | Earnings Per Share The following table presents a reconciliation of the numerators and denominators of the basic and diluted earnings per share calculations:
| Year Ended December 31,
| 2015 |  | 2014 |  | 2013
| Income (Numerator) |  | Weighted Shares (Denominator) |  | Per-Share Amount |  | Income (Numerator) |  | Weighted Shares (Denominator) |  | Per-Share Amount |  | Income (Numerator) |  | Weighted Shares (Denominator) |  | Per-Share Amount
| (Amounts and numbers in thousands, except per-share data)
Basic EPS |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income available to common stockholders | $ | 74,479 |  |  | 55,157 |  |  | $ | 1.35 |  |  | $ | 177,949 |  |  | 55,008 |  |  | $ | 3.23 |  |  | $ | 112,143 |  |  | 54,947 |  |  | $ | 2.04 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Options | — |  |  | 15 |  |  |  |  | — |  |  | 12 |  |  |  |  | — |  |  | 17 |  |  |
RSUs | — |  |  | 37 |  |  |  |  | — |  |  | — |  |  |  |  | — |  |  | — |  |  |
Diluted EPS |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Income available to common stockholders after assumed conversions | $ | 74,479 |  |  | 55,209 |  |  | $ | 1.35 |  |  | $ | 177,949 |  |  | 55,020 |  |  | $ | 3.23 |  |  | $ | 112,143 |  |  | 54,964 |  |  | $ | 2.04 |
Potentially dilutive securities representing approximately 67,000, 252,000, and 359,000 shares of common stock for 2015, 2014, and 2013, respectively, were excluded from the computation of diluted earnings per common share because their effect would have been anti-dilutive.

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