Repurchases of Common Stock - Schedule of Repurchase of Common Stock (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 28, 2019	Sep. 29, 2018	Sep. 28, 2019	Sep. 29, 2018
Repurchases Of Common Stock [Abstract]
Amount repurchased under Board-approved share repurchase program	$ 40,000	$ 55,000	$ 120,900	$ 195,000
Amount repurchased in connection with the vesting of employee restricted stock grants	142	299	9,575	3,239
Total amount repurchased	$ 40,142	$ 55,299	$ 130,475	$ 198,239

Disclosure of the equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

No definition available.

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