SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details)		9 Months Ended
	Jan. 28, 2017	Jun. 29, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Warranty period included in sale of hardware		1 year
Discontinued Operations, Disposed of by Means Other than Sale, Spinoff | Varex Imaging
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Pro rata distribution (shares)	0.4
Minimum
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Manufacturing, Commissioning and Installation Period		18 months
Maximum
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Manufacturing, Commissioning and Installation Period		24 months