Organization and Summary of Significant Accounting Policies - Stock-Based Compensation - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 27, 2020	Dec. 29, 2019	Dec. 30, 2018
Significant Accounting Policies Disclosure [Line Items]
ESPP offering & expense recognition period	6 months
Deferred tax benefit from stock options exercised	$ 1,000,000.0	$ 2,100,000	$ 0
Maximum
Significant Accounting Policies Disclosure [Line Items]
Share-based incentive award vesting period	10 years
Maximum | Stock options
Significant Accounting Policies Disclosure [Line Items]
Share-based incentive award vesting period	6 years
Minimum
Significant Accounting Policies Disclosure [Line Items]
Share-based incentive award vesting period	5 years