Significant Estimates and Concentrations (Details) - Insurance Claims - USD ($) $ in Thousands	Jan. 01, 2022	Dec. 26, 2020
Workers' Compensation Insurance Program
Loss Contingencies [Line Items]
Claims in excess	$ 200	$ 200
Estimate of possible loss	383	391
Health Insurance Program
Loss Contingencies [Line Items]
Claims in excess	250	250
Estimate of possible loss	$ 1,539	$ 916

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

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-Name Accounting Standards Codification
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Name:	us-gaap_LossContingencyEstimateOfPossibleLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant