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LEASES - Increases (Decreases) To Consolidated Balance Sheet (Details) - USD ($) $ in Thousands | Dec. 28, 2025 | Dec. 29, 2024
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Leases [Abstract] |  |
Current portion of lease acquisition costs | $ 93 | $ 93
Operating lease assets | 284,263 | 257,496
Prepaid expenses | 6,381 | 7,844
Other current assets | 1,029 | 4,790
Lease acquisition costs, net | 241 | 333
Current portion of operating lease liabilities | 41,590 | 41,773
Operating lease liabilities, net of current portion | 312,904 | 288,941
Other non-current liabilities | 149 | 173
Accumulated deficit | $ (1,009,423) | $ (875,358)

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