GOODWILL AND INTANGIBLE ASSETS - Schedule of Goodwill Roll-forward (Details) $ in Millions	9 Months Ended
	Jan. 30, 2016 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 1.7
Foreign currency translation	(0.1)
Ending balance	1.6
Interconnect
Goodwill [Roll Forward]
Beginning balance	0.7
Foreign currency translation	(0.1)
Ending balance	0.6
Power Products
Goodwill [Roll Forward]
Beginning balance	1.0
Foreign currency translation	0.0
Ending balance	$ 1.0