NET INCOME PER SHARE - Schedule of Computation of Basic and Diluted Net Income Per Share (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Aug. 01, 2015	Aug. 02, 2014
Earnings Per Share [Abstract]
Numerator - net income attributable to Methode Electronics, Inc.	$ 23.5	$ 21.4
Denominator for basic net income per share-weighted average shares outstanding and vested/unissued restricted stock awards (in shares)	38,904,743	38,464,558
Dilutive potential common shares-employee and director stock options, restricted stock awards and restricted stock units (in shares)	126,055	183,646
Denominator for diluted net income per share (in shares)	39,030,798	38,648,204
Net income per share - basic (in dollars per share)		$ 0.56
Net income per share - diluted (in dollars per share)		$ 0.55