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Stock-Based Compensation - Unrecognized Stock-Based Compensation (Details) $ in Thousands	12 Months Ended
	Dec. 26, 2020 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Expense	$ 41,445
Weighted Average Recognition Period (Years)	2 years 2 months 12 days
Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Expense	$ 32,122
Weighted Average Recognition Period (Years)	2 years 2 months 12 days
Performance restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Expense	$ 9,075
Weighted Average Recognition Period (Years)	2 years 1 month 6 days
Employee stock purchase plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Expense	$ 248
Weighted Average Recognition Period (Years)	1 month 6 days

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- Definition

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+ References

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