SEGMENT INFORMATION (Schedule of net revenue by Capital Equipment end markets (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Mar. 29, 2025	Mar. 30, 2024	Mar. 29, 2025	Mar. 30, 2024
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenue	$ 161,986	$ 172,074	$ 328,110	$ 343,263
All segments excluding APS \| General Semiconductor
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenue	90,684	90,137	156,243	161,085
All segments excluding APS \| Automotive & Industrial (1)
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenue	30,976	30,943	81,430	60,196
All segments excluding APS \| Memory
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenue	2,806	10,327	13,531	40,074
APS
Segment Reporting, Revenue Reconciling Item [Line Items]
Total revenue	$ 37,520	$ 40,667	$ 76,906	$ 81,908

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