Leases Lessee's Schedule Of Balance Sheet Information For Operating And Financing Leases (Details) - USD ($) $ in Thousands	Dec. 25, 2021	Dec. 26, 2020
Leases [Abstract]
Operating lease right-of-use assets	$ 22,534	$ 21,151
Current portion of operating lease liabilities	2,528	3,089
Noncurrent portion of operating lease liabilities	20,692	18,630
Total operating lease liabilities	$ 23,220	$ 21,719
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	PROPERTY, PLANT AND EQUIPMENT, NET	PROPERTY, PLANT AND EQUIPMENT, NET
Finance lease, right-of-use asset	$ 10,111	$ 14,332
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Current portion of long-term debt	Current portion of long-term debt
Current portion of finance lease liabilities	$ 1,104	$ 2,771
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	LONG-TERM DEBT, NET	LONG-TERM DEBT, NET
Noncurrent portion of finance lease liabilities	$ 12,683	$ 14,167
Finance leases, including current portion	$ 13,787	$ 16,938