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Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 28, 2024 | Dec. 30, 2023
--- | --- | ---
Deferred tax assets: |  |
Accounts receivable | $ 794 | $ 540
Employment incentives | 4,300 | 4,855
Self-insurance liability | 9,283 | 9,155
Postretirement benefit obligations | 6,454 | 6,565
Net operating loss and credit carryforwards | 1,533 | 2,153
Unrecognized tax benefits | 549 | 1,341
174 R&D Capitalization | 6,411 | 2,307
Other | 116 | 683
Total deferred tax assets | 29,440 | 27,599
Deferred tax liabilities: |  |
Inventories | (11,811) | (12,225)
Unrealized gains on marketable securities | (223) | (554)
Prepaids | (9,895) | (6,290)
Nondeductible accruals and other | 382 |
Depreciation | (120,042) | (126,621)
Total deferred tax liabilities | (141,589) | (145,690)
Net deferred tax liability | $ (112,149) | $ (118,091)

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