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Stock Repurchase Program Stock Repurchase Program - (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended | 36 Months Ended |  |
--- | --- | --- | --- | ---
Dec. 28, 2019 | Dec. 29, 2018 | Dec. 30, 2017 | Jul. 01, 2021 | Sep. 01, 2018 | Sep. 11, 2018 | Sep. 01, 2015
Class of Stock [Line Items] |  |  |  |  |  |  |
Stock Repurchase Program, Remaining Authorized Repurchase Amount | $ 4,700 |  |  |  |  |  |
Shares repurchased | 275,000 | 196,000 | 804,000 |  |  |  |
Average cost per share | $ 136.61 | $ 84.12 | $ 84.90 |  |  |  |
Value of shares repurchased | $ 37,554 | $ 16,490 | $ 68,260 |  |  |  |
2015 Repurchase Program |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Shares repurchased |  |  |  |  | 3,100,000 |  |
2015 Repurchase Program | Common Stock |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Stock Repurchase Program, Number of Shares Authorized to be Repurchased |  |  |  |  |  |  | 5,000,000.0
Stock Repurchase Program, Period in Force |  |  |  |  | 3 years |  |
2018 Repurchase Program | Common Stock |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Stock Repurchase Program, Number of Shares Authorized to be Repurchased |  |  |  |  |  | 5,000,000.0 |
Treasury Stock |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Shares repurchased | 275,000 | 196,000 | 804,000 |  |  |  |
Value of shares repurchased | $ 37,554 | $ 16,490 | $ 68,260 |  |  |  |
Forecast [Member] | 2018 Repurchase Program | Common Stock |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |
Stock Repurchase Program, Period in Force |  |  |  | 3 years |  |  |

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- Definition Period which shares may be purchased under a stock repurchase plan authorized by an entity's Board of Directors, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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