Lease Commitments - Balance Sheet, Operating Lease Term and Discount Rate (Details) - USD ($) $ in Thousands	Dec. 27, 2025	Dec. 28, 2024
Operating Leases
Right of use assets - operating lease	$ 85,318	$ 71,513
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Right-of-Use Asset	Right-of-Use Asset
Current operating lease liabilities
Current operating lease liabilities	$ 11,347	$ 13,626
Non-current operating lease liabilities	71,664	60,558
Total operating lease liabilities	$ 83,011	$ 74,184
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued liabilities (Note 6)	Accrued liabilities (Note 6)
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Lease, Liability, Noncurrent	Lease, Liability, Noncurrent
Finance Leases
Right of use assets - finance lease	$ 945	$ 698
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Right-of-Use Asset	Right-of-Use Asset
Current finance lease liabilities	$ 88	$ 274
Non-current finance lease liabilities	101	1
Total finance lease liabilities	$ 189	$ 275
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued liabilities (Note 6)	Accrued liabilities (Note 6)
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Lease, Liability, Noncurrent	Lease, Liability, Noncurrent