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ACQUISITIONS (Details) - USD ($)
$ in Millions
3 Months Ended
Jul. 27, 2017
Jul. 29, 2017
Jul. 30, 2016
Business Acquisition [Line Items]      
Cash paid, net of cash acquired   $ 22.2 $ 0.0
Procoplast      
Business Acquisition [Line Items]      
Percentage acquired 100.00%    
Cash paid, net of cash acquired $ 22.2    
Assumption of debt $ 26.5