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Equity - Additional Information (Detail) - USD ($) $ in Thousands | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 29, 2018 | Dec. 31, 2016 | Jan. 23, 2019 | Dec. 11, 2017 | May 19, 2015
Equity [Line Items] |  |  |  |  |
Shares authorized for repurchase |  |  |  | 3,000,000 | 1,963,875
Remaining shares available for repurchase | 1,000,000 |  |  |  |
Total cost of repurchase of common stock | $ 208,087 | $ 50,516 |  |  |
Preferred stock, shares authorized and unissued | 2,000,000 |  |  |  |
Subsequent Event [Member] |  |  |  |  |
Equity [Line Items] |  |  |  |  |
Shares authorized for repurchase |  |  | 1,000,000 |  |
Remaining shares available for repurchase |  |  | 2,000,000 |  |
Treasury Stock |  |  |  |  |
Equity [Line Items] |  |  |  |  |
Common stock repurchased during period, shares | 2,000,000 | 773,281 |  |  |

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