EMPLOYEE STOCK PLANS - Schedule of Share-based Compensation Expense (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Jul. 03, 2026 |
Jul. 04, 2025 |
Jul. 03, 2026 |
Jul. 04, 2025 |
|
| Share-based Payment Arrangement, Expensed and Capitalized, Amount | ||||
| Total share-based compensation expense | $ 3.8 | $ 3.7 | $ 11.6 | $ 11.6 |
| Income Statement Location [Axis]: us-gaap:CostOfGoodsAndServicesSold | ||||
| Share-based Payment Arrangement, Expensed and Capitalized, Amount | ||||
| Total share-based compensation expense | 0.4 | 0.5 | 1.4 | 1.6 |
| Income Statement Location [Axis]: us-gaap:ResearchAndDevelopmentExpense | ||||
| Share-based Payment Arrangement, Expensed and Capitalized, Amount | ||||
| Total share-based compensation expense | 0.8 | 0.7 | 2.4 | 2.4 |
| Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense | ||||
| Share-based Payment Arrangement, Expensed and Capitalized, Amount | ||||
| Total share-based compensation expense | $ 2.6 | $ 2.5 | $ 7.8 | $ 7.6 |