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REVENUE RECOGNITION - Change in accounting estimate (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 29, 2025 | Mar. 30, 2024 | Mar. 29, 2025 | Mar. 30, 2024
Change in Accounting Estimate [Line Items] |  |  |  |
Net sales | $ 1,984,080 | $ 1,834,595 | $ 3,990,428 | $ 3,709,393
Operating Income (Loss) | 91,616 | 75,961 | 180,226 | 163,537
Change in Accounting Method Accounted for as Change in Estimate |  |  |  |
Change in Accounting Estimate [Line Items] |  |  |  |
Net sales | 3,384 | 2,486 | 9,566 | 3,983
Operating Income (Loss) | 867 | 4,485 | 5,500 | 5,329
Change in Accounting Method Accounted for as Change in Estimate | Favorable |  |  |  |
Change in Accounting Estimate [Line Items] |  |  |  |
Net sales | 4,881 | 4,843 | 11,615 | 10,710
Operating Income (Loss) | 4,886 | 8,088 | 11,832 | 15,701
Change in Accounting Method Accounted for as Change in Estimate | Unfavorable |  |  |  |
Change in Accounting Estimate [Line Items] |  |  |  |
Net sales | (1,497) | (2,357) | (2,049) | (6,727)
Operating Income (Loss) | $ (4,019) | $ (3,603) | $ (6,332) | $ (10,372)

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