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NET LOSS PER SHARE - Schedule of Anti-dilutive Shares Excluded (Details) - shares | 12 Months Ended
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Dec. 28, 2025 | Dec. 29, 2024 | Dec. 31, 2023
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |
Total common stock equivalents (in shares) | 19,603,785 | 19,079,893 | 21,506,618
Options to purchase common stock |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |
Total common stock equivalents (in shares) | 14,070,559 | 13,169,869 | 13,219,388
Time-based vesting restricted stock units |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |
Total common stock equivalents (in shares) | 783,226 | 910,024 | 951,517
Performance stock units |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |
Total common stock equivalents (in shares) | 4,500,000 | 4,500,000 | 6,621,428
Contingently issuable stock |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |  |
Total common stock equivalents (in shares) | 250,000 | 500,000 | 714,285

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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