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Stockholders' Equity - Schedule of Share-based Compensation, Stock Options, Activity (Details) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 28, 2018 USD ($) $ / shares shares
Stockholders Equity Note [Abstract]
Options, Outstanding at December 29, 2017 | shares	3,725
Options, Granted, Shares | shares	826
Options, Exercised, Shares | shares	(596)
Options, Forfeited or expired, Shares | shares	(35)
Options,Outstanding at December 28, 2018 | shares	3,920
Options, Exercisable at December 29, 2018 | shares	2,660
Weighted Average Exercise Price, Options Outstanding at December 29, 2017 | $ / shares	$ 8.78
Weighted Average Exercise Price, Options, Granted | $ / shares	23.19
Weighted Average Exercise Price,Options, Exercised | $ / shares	8.72
Weighted Average Exercise Price, Options, Forfeited or Expired | $ / shares	11.27
Weighted Average Exercise Price, Options Outstanding at December 28, 2018 | $ / shares	11.80
Weighted Average Exercise Price, Options Exercisable at December 28, 2018 | $ / shares	$ 8.53
Weighted Average Remaining Contractual Term, Options, Outstanding at December 28, 2018	6 years 9 months 18 days
Weighted Average Remaining Contractual Term, Options, Exercisable at December 28, 2018	5 years 9 months 14 days
Aggregate Intrinsic Value, Options, Outstanding at December 28, 2018 | $	$ 76,615
Aggregate Intrinsic Value, Options, Outstanding at December 28, 2018 | $	$ 60,455

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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Gross number of share options (or share units) granted during the period.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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