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CONCENTRATION OF CREDIT RISK (Details) - Canon - Customer Concentration Risk	3 Months Ended		9 Months Ended		12 Months Ended
	Jun. 29, 2018	Jun. 30, 2017	Jun. 29, 2018	Jun. 30, 2017	Sep. 29, 2017
Sales Revenue, Net
Concentration Risk [Line Items]
Concentration risk, percentage	16.20%	18.80%	18.60%	20.50%
Accounts Receivable
Concentration Risk [Line Items]
Concentration risk, percentage			10.30%		9.00%

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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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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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