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Stockholders' Equity (Deficit) - Share Repurchase Program (Details) - Common stock repurchase program - USD ($) $ in Millions | 2 Months Ended | 12 Months Ended
--- | --- | ---
Feb. 20, 2018 | Dec. 31, 2017 | Dec. 25, 2016 | Dec. 27, 2015
Share repurchase program |  |  |  |
Stock repurchase program, authorized amount |  | $ 2,075.0 |  |
Stock repurchased during period, shares |  | 3,000,000 | 2,100,000 | 1,800,000
Stock repurchased during period, value |  | $ 209.6 | $ 122.4 | $ 119.8
Subsequent event |  |  |  |
Share repurchase program |  |  |  |
Stock repurchased during period, shares | 546,000 |  |  |
Stock repurchased during period, value | $ 32.7 |  |  |
Stock repurchase program, remaining authorized amount | $ 395.0 |  |  |

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