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DEFINED BENEFIT PENSION PLAN - Narrative (Details) | 1 Months Ended | 12 Months Ended
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Sep. 25, 2022 USD ($) plan | Sep. 29, 2024 USD ($) participant investment | Sep. 24, 2023 USD ($) plan | Sep. 25, 2022 USD ($) plan
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Number of defined benefit plans | plan | 7 |  | 1 | 7
Defined benefit plans, number of plans frozen | plan |  |  |  | 2
Amortization of prior service cost (credit) expected to be recognized during the next fiscal year |  | $ 800,000 |  |
Number of investments held | investment |  | 5 |  |
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Decrease to accumulated other comprehensive income due to plan enhancements |  |  |  | $ 6,100,000
Pension Plan |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined benefit plans, number of plans frozen | plan |  |  |  | 4
Non-cash curtailment gain |  | $ 1,184,000 | $ 0 | $ 1,000,000.0
Defined benefit plan, benefit obligation, increase (decrease) for plan amendment |  |  |  | $ 6,100,000
Defined benefit plan, number of frozen plans merged | plan |  |  |  | 6
Number of fully-funded defined benefit plans | plan | 1 |  |  | 1
Decrease in plan liabilities due to purchase of annuities | $ 85,600,000 |  |  |
Increase in defined benefit plan assets | 81,400,000 | $ 22,620,000 | 0 |
Settlement income charge | $ 4,200,000 |  |  |
Number of participants who have elected voluntary settlement | participant |  | 522 |  |
Voluntary lump sum payment of future pension benefits |  | $ 22,600,000 |  |
Settlement gain |  | 2,409,000 | $ 0 | $ 4,245,000
Defined Benefit Plan, Plan Assets, Period Increase (Decrease) |  | $ 22,600,000 |  |
Assumptions used calculating net periodic benefit cost, expected long-term rate of return on plan assets |  | 5.00% | 5.00% | 5.00%
Expected future employer contributions, next fiscal year |  | $ 0 |  |
Defined benefit plan accrued liability |  | $ 4,664,000 | $ 10,844,000 |
Pension Plan | U.S. Small Cap Value Equity Common/Collective Fund |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Investment in equity securities measured at fair value, recognized in net income |  |  | 2,300,000 |
Pension Plan | Global Equity Long/Short Common/Collective Hedge Fund-of-funds |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Investment in equity securities measured at fair value, recognized in net income |  |  | 11,700,000 |
Maximum percentage of equity investment redeemable |  | 0.90 |  |
Pension Plan | Global Equity Long/Short Common/Collective Hedge Fund-of-funds | Minimum |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Notice for redemption of equity investment |  | 90 days |  |
Pension Plan | Global Equity Long/Short Common/Collective Hedge Fund-of-funds | Maximum |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Notice for redemption of equity investment |  | 120 days |  |
Pension Plan | Global Equity Long/Short Common/Collective Hedge Fund-of-funds 2 |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Investment in equity securities measured at fair value, recognized in net income |  | $ 5,900,000 | 12,700,000 |
Maximum percentage of equity investment redeemable |  | 0.50 |  |
Pension Plan | Global Equity Long/Short Common/Collective Fund |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Investment in equity securities measured at fair value, recognized in net income |  | $ 2,500,000 |  |
Pension Plan | Global Equity Long/Short Common/Collective Fund 2 |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Investment in equity securities measured at fair value, recognized in net income |  | 2,500,000 |  |
Other Pension Plan |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined benefit plan accrued liability |  | $ 600,000 | $ 600,000 |

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