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SEGMENT INFORMATION - Schedule of Reconciliation of Operating Income from Segments to Consolidated (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 26, 2025 | Jun. 27, 2025 | Sep. 27, 2024 | Sep. 26, 2025 | Sep. 27, 2024
Segment Reporting Information [Line Items] |  |  |  |  |
Total consolidated segment operating income | $ 9,819 |  | $ 35,424 | $ 23,816 | $ 10,268
Stock-based compensation | (7,324) |  | (5,710) | (23,486) | (19,587)
Restructuring and related charges | (1,087) |  | (281) | (1,737) | (15,260)
Lease-related asset impairment and other charges | 0 | $ (1,600) | (1,279) | (1,637) | (10,279)
Asset impairment charges | 0 |  | (1,824) | 0 | (1,824)
Non-recurring advisory fees | (749) |  | 0 | (827) | (755)
Non-operating expense, net | (1,071) |  | (6,618) | (3,611) | (8,435)
Income before income taxes | 8,748 |  | 28,806 | 20,205 | 1,833
Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Total consolidated segment operating income | $ 18,979 |  | $ 44,518 | $ 51,503 | $ 57,973

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