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Earnings per Share | 12 Months Ended
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Dec. 30, 2018
Earnings Per Share [Abstract] |
Earnings per Share |
(2) | Earnings per Share
The computation of basic and diluted earnings per common share is as follows (in thousands, except share and per share amounts):
|  | 2018 |  |  | 2017 |  |  | 2016 |
Net income available to common stockholders – basic and diluted |  | $ | 361,972 |  |  | $ | 277,905 |  |  | $ | 214,678 |
Weighted average number of common shares |  |  | 41,856,017 |  |  |  | 45,954,659 |  |  |  | 48,647,167 |
Earnings per common share – basic |  | $ | 8.65 |  |  | $ | 6.05 |  |  | $ | 4.41 |
Diluted weighted average number of common shares |  |  | 43,331,278 |  |  |  | 47,677,834 |  |  |  | 49,923,859 |
Earnings per common share – diluted |  | $ | 8.35 |  |  | $ | 5.83 |  |  | $ | 4.30 |
The denominators used in calculating diluted earnings per share for common stock do not include 76,686 options to purchase common stock in 2018, 145,860 options to purchase common stock in 2017 and 121,075 options to purchase common stock in 2016, as the effect of including these options would be anti-dilutive. The denominator used in calculating diluted earnings per share for common stock does not include 28,570 shares subject to restricted stock awards in 2018, as the effect of including these shares would have been anti-dilutive. The denominators used in calculating diluted earnings per share for common stock do not include 81,545 restricted performance shares in 2018, 110,274 restricted performance shares in 2017 and 134,113 restricted performance shares in 2016 as the performance targets for these awards had not yet been met.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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