Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands	Sep. 28, 2025	Dec. 29, 2024
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Cash Surrender Value of Life Insurance	$ 22,992	$ 22,911
Cash Surrender Value, Fair Value Disclosure	22,992	22,911
Long-term debt, gross	310,054	305,564
Syndicated Facility Agreement
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Long-term debt, gross	10,054	5,564
Unamortized debt issuance costs	800	1,100
Senior Notes
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Long-term debt, gross	300,000	300,000
Unamortized debt issuance costs	2,300	2,800
Level 2 \| Syndicated Facility Agreement
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Long-term debt, fair value	10,054	5,564
Level 2 \| Senior Notes
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Long-term debt, fair value	300,081	294,738
Deferred Compensation, Excluding Share-Based Payments and Retirement Benefits
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Deferred Compensation Plan Assets	32,357	30,521
Deferred Compensation, Excluding Share-Based Payments and Retirement Benefits \| Fair Value, Inputs, Level 1 \| Mutual Fund
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Investments, Fair Value Disclosure	7,977	8,697
Deferred Compensation, Excluding Share-Based Payments and Retirement Benefits \| Level 2 \| Insurance, Other
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Investments, Fair Value Disclosure	$ 24,379	$ 21,824

Fair value portion of the amount that could be realized under a life insurance contract or contracts owned by the entity, commonly known as corporate-owned life insurance (COLI) or bank-owned life insurance (BOLI).

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Carrying amount as of the balance sheet date of amounts which could be received based on the terms of the insurance contract upon surrendering life policies owned by the entity.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

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The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

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