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Net Income Per Share (Tables) | 12 Months Ended
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Dec. 27, 2014
Earnings Per Share [Abstract] |
Net income per share calculation | Net income per share is calculated as follows (in thousands, except per share amounts):
| 2014
| Net Income |  | Shares |  | Per Share Amount
Basic net income per share: |  |  |  |  |
Net income | $ | 370,885 |  |  | 137,769 |  |  | $ | 2.69 |
Diluted net income per share: |  |  |  |  |  |  |  |
Dilutive stock options and restricted stock units outstanding | — |  |  | 1,666 |  |  | (0.03 | )
Net income | $ | 370,885 |  |  | 139,435 |  |  | $ | 2.66 |
| 2013
| Net Income |  | Shares |  | Per Share Amount
Basic net income per share: |  |  |  |  |
Net income | $ | 328,234 |  |  | 139,415 |  |  | $ | 2.35 |
Diluted net income per share: |  |  |  |  |  |  |  |
Dilutive stock options and restricted stock units outstanding | — |  |  | 2,308 |  |  | (0.03 | )
Net income | $ | 328,234 |  |  | 141,723 |  |  | $ | 2.32 |
| 2012
| Net Income |  | Shares |  | Per Share Amount
Basic net income per share: |  |  |  |  |
Net income | $ | 276,457 |  |  | 142,184 |  |  | $ | 1.94 |
Diluted net income per share: |  |  |  |  |  |  |  |
Dilutive stock options and restricted stock units outstanding | — |  |  | 3,330 |  |  | (0.04 | )
Net income | $ | 276,457 |  |  | 145,514 |  |  | $ | 1.90 |

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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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