Employee Benefit Plans (Defined Contribution Plans) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 25, 2022	Jun. 26, 2021	Jun. 25, 2022	Jun. 26, 2021
Non-Collective-Bargaining Plan
Defined Contribution Plans [Line Items]
Percentage of employees covered			87.00%
Employer matching contribution, percentage			1.00%
Employer matching contribution, discretionary percentage			2.00%
Maximum annual contribution per employee, percentage			3.00%
Cost recognized	$ 128	$ 195	$ 95	$ 419
Collective-Bargaining Plan
Defined Contribution Plans [Line Items]
Percentage of employees covered			13.00%
Maximum annual contribution per employee, percentage			2.75%
Cost recognized	$ 21	$ 33	$ 45	$ 54