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Stock-Based Compensation - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 16, 2020	Mar. 24, 2020	Jun. 18, 2019	Mar. 26, 2019	Jun. 16, 2020	Jun. 18, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Payment of tax withholding related to restricted stock vesting		$ (105)		$ (84)	$ (105)	$ (84)
Shares paid for tax withholding for share based compensation					13,867	8,078
Weighted average period of recognition (in years)					2 years 1 month 6 days
Unrecognized stock compensation expense	$ 300				$ 300
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Payment of tax withholding related to restricted stock vesting					(100)
Unrecognized compensation expense, net	$ 7,500				$ 7,500
Weighted average period of recognition (in years)					2 years 3 months 18 days
2015 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock reserved and authorized for issuance (in shares)	3,300,000				3,300,000
Common stock authorized and available for grant (in shares)	638,565				638,565
Stock-based compensation expense recorded	$ 1,400		$ 1,700		$ 2,600	$ 3,300