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COMMITMENTS, CONTINGENCIES AND CONCENTRATIONS (Significant customer concentrations as a percentage of net revenue) (Details) - Revenue Benchmark - Customer Concentration Risk	3 Months Ended
	Dec. 30, 2023	Dec. 31, 2022
STMicroelectronics N.V.
Concentration Risk [Line Items]
Customer concentrations risk percentage		12.80%
First Technology China Ltd.
Concentration Risk [Line Items]
Customer concentrations risk percentage		11.20%
Matfron (Shanghai) Semiconductor Technology Co.,Ltd.
Concentration Risk [Line Items]
Customer concentrations risk percentage	10.60%

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- 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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