Fair Value Measurements (Details) - USD ($) $ in Thousands	Mar. 30, 2024	Dec. 30, 2023
Financial liabilities:
Finance leases, including current portion	$ 122	$ 131
Carrying Amount
Financial assets:
Cash and cash equivalents	55	79
Financial liabilities:
Long-term debt, including current portion	84,282	82,389
Finance leases, including current portion	122	131
Fair Value
Financial assets:
Cash and cash equivalents	55	79
Financial liabilities:
Long-term debt, including current portion	81,762	79,225
Finance leases, including current portion	$ 121	$ 130