SEGMENT INFORMATION (Schedule of net revenue by Capital Equipment end markets (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Jul. 04, 2026	Jun. 28, 2025	Jul. 04, 2026	Jun. 28, 2025
Segment Reporting [Line Items]
Total revenue	$ 330,409	$ 148,413	$ 772,655	$ 476,523
All segments excluding APS \| General Semiconductor
Segment Reporting [Line Items]
Total revenue	227,240	79,381	500,789	235,624
All segments excluding APS \| Automotive & Industrial
Segment Reporting [Line Items]
Total revenue	24,216	17,116	60,068	98,546
All segments excluding APS \| Memory
Segment Reporting [Line Items]
Total revenue	34,005	15,468	81,478	28,999
APS
Segment Reporting [Line Items]
Total revenue	$ 44,948	$ 36,448	$ 130,320	$ 113,354

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details