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Earnings Per Share (Narrative) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 2 Months Ended | 12 Months Ended
--- | --- | ---
Feb. 22, 2019 | Dec. 29, 2018 | Dec. 30, 2017 | Dec. 31, 2016
Shares repurchased and retired |  | 900 | 865 | 1,106
Payments for repurchase of common stock |  | $ 105,375 | $ 50,000 | $ 64,610
Value of shares repurchased and retired |  | $ 105,375 | $ 50,000 | $ 64,610
Subsequent Event [Member] |  |  |  |
Shares repurchased and retired | 284 |  |  |
Payments for repurchase of common stock | $ 30,000 |  |  |
Average market price | $ 105.78 |  |  |

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