ACQUISITIONS (Details) - USD ($) $ in Millions			3 Months Ended
	Oct. 03, 2017	Jul. 27, 2017	Jul. 28, 2018	Jul. 29, 2017
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired			$ 0.0	$ 22.2
Net loss			23.7	$ 20.5
Procoplast
Business Acquisition [Line Items]
Percentage acquired		100.00%
Payments to Acquire Businesses, Net of Cash Acquired		$ 22.2
Acquisition-related costs incurred			1.1
Pacific Insight
Business Acquisition [Line Items]
Percentage acquired	100.00%
Payments to Acquire Businesses, Net of Cash Acquired	$ 108.7
Acquisition-related costs incurred			$ 1.5