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STOCK - BASED COMPENSATION - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions | 1 Months Ended | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Oct. 31, 2021 | Jun. 28, 2026 | Jun. 28, 2026 | Jun. 29, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Weighted average grant date fair value of options (in dollars per share) |  |  | $ 4.04 | $ 11.16
Options modified |  | 924,097 |  |
Stock Options |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Contractual life |  |  | 10 years |
Incremental cost |  | $ 1.4 |  |
Unrecognized compensation expense |  | 17.5 | $ 17.5 |
Expected period for recognition |  |  | 2 years 5 months 1 day |
RSUs |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Incremental cost |  | 0.2 |  |
Unrecognized compensation expense |  | 11.6 | $ 11.6 |
Expected period for recognition |  |  | 2 years 10 months 24 days |
Fair value of shares earned |  |  | $ 2.5 |
Shares granted (in shares) |  |  | 1,425,463 | 308,281
Granted (in dollars per share) |  |  | $ 6.54 | $ 19.31
Performance Shares |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Initial unrecognized compensation expense |  | 2.4 | $ 2.4 |
Unrecognized compensation expense |  | $ 2.2 | $ 2.2 |
Expected period for recognition |  | 2 years 6 months 3 days |  |
Shares granted (in shares) | 6,300,000 | 400,000 | 400,000 |
Granted (in dollars per share) |  | $ 6.05 | $ 6.05 |
Performance Shares | Founder One |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Shares granted (in shares) | 2,100,000 |  |  |
Performance Shares | Founder Two |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Shares granted (in shares) | 2,100,000 |  |  |
Performance Shares | Founder Three |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Shares granted (in shares) | 2,100,000 |  |  |
Minimum | Stock Options |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Vesting period |  |  | 12 months |
Maximum | Stock Options |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Vesting period |  |  | 4 years |

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