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Stock Compensation Plans - Summary of Stock Options and Stock Appreciation Rights Award Activity (Details) - Stock Option & Stock Appreciation Rights - $ / shares shares in Thousands | 12 Months Ended
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Dec. 26, 2020 | Dec. 28, 2019 | Dec. 29, 2018
Share-based Compensation Arrangement by Share-based Payment Award, Weighted Average Exercise Price [Roll Forward] |  |  |
Outstanding at beginning | $ 51.46 | $ 50.92 | $ 48.94
Exercised | 51.23 | 49.07 | 48.16
Forfeited/Expired |  |  | 83.01
Outstanding at end | 52.44 | $ 51.46 | $ 50.92
Exercisable at end | $ 52.44 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Outstanding [Roll Forward] |  |  |
Outstanding at beginning | 66 | 86 | 392
Exercised | (53) | (20) | (304)
Forfeited/Expired |  |  | (2)
Outstanding at end | 13 | 66 | 86
Exercisable at end | 13 |  |

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- Definition Share based compensation arrangement by share based payment award stock options and equity instruments other than options. + References No definition available. + Details
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- Definition The number of shares into which fully or partially vested stock options outstanding and SAR as of the balance sheet date can be currently converted under the option plan. + References No definition available. + Details
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- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of stock options outstanding and SAR and currently exercisable under the stock option plan and SAR. + References No definition available. + Details
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- Definition For presentations that combine terminations, the number of shares under stock options and SAR that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired. + References No definition available. + Details
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- Definition Weighted average price of stock options and SAR that were either forfeited or expired. + References No definition available. + Details
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- Definition Number of stock options and SAR outstanding, including both vested and non-vested options. + References No definition available. + Details
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock options plan and SAR. + References No definition available. + Details
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- Definition Share-based Compensation Arrangement by Share-based Payment Award, Weighted Average Exercise Price [Roll Forward] + References No definition available. + Details
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- Definition Weighted average price at which option holders acquired shares when converting their stock options and SAR into shares. + References No definition available. + Details
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- Definition Number of share stock options and SAR (or share units) exercised during the current period. + References No definition available. + Details
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- Details
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