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CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS’ EQUITY - USD ($) $ in Millions	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Loss	Treasury Stock	Retained Earnings
Beginning balance (in shares) at Apr. 28, 2018		38,198,353
Beginning balance at Apr. 28, 2018	$ 630.0	$ 19.1	$ 136.5	$ 13.9	$ (11.5)	$ 472.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Earned Portion of Restricted Stock, Net of Tax Withholding (in shares)		135,223
Earned Portion of Restricted Stock, Net of Tax Withholding	(1.7)	$ 0.1	(0.1)			(1.7)
Stock-based Compensation Expense	11.8		11.8
Foreign Currency Translation Adjustments	(22.4)			(22.4)
Net Income	69.0					69.0
Dividends on Common Stock	(12.7)					(12.7)
Ending balance (in shares) at Jan. 26, 2019		38,333,576
Ending balance at Jan. 26, 2019	674.1	$ 19.2	148.2	(8.5)	(11.5)	526.7
Beginning balance (in shares) at Oct. 27, 2018		38,333,576
Beginning balance at Oct. 27, 2018	643.3	$ 19.2	147.3	(11.7)	(11.5)	500.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based Compensation Expense	0.9		0.9
Foreign Currency Translation Adjustments	3.2			3.2
Net Income	30.7					30.7
Dividends on Common Stock	(4.0)					(4.0)
Ending balance (in shares) at Jan. 26, 2019		38,333,576
Ending balance at Jan. 26, 2019	674.1	$ 19.2	148.2	(8.5)	(11.5)	526.7
Beginning balance (in shares) at Apr. 27, 2019		38,333,576
Beginning balance at Apr. 27, 2019	689.7	$ 19.2	150.4	(13.6)	(11.5)	545.2
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Earned Portion of Restricted Stock, Net of Tax Withholding (in shares)		104,535
Earned Portion of Restricted Stock, Net of Tax Withholding	(0.4)	$ 0.0	0.0			(0.4)
Stock-based Compensation Expense	5.6		5.6
Foreign Currency Translation Adjustments	(2.8)			(2.8)
Net Income	93.3					93.3
Dividends on Common Stock	(12.5)					(12.5)
Ending balance (in shares) at Feb. 01, 2020		38,438,111
Ending balance at Feb. 01, 2020	772.9	$ 19.2	156.0	(16.4)	(11.5)	625.6
Beginning balance (in shares) at Oct. 26, 2019		38,438,111
Beginning balance at Oct. 26, 2019	732.6	$ 19.2	154.4	(18.0)	(11.5)	588.5
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based Compensation Expense	1.6		1.6
Foreign Currency Translation Adjustments	1.6			1.6
Net Income	41.2					41.2
Dividends on Common Stock	(4.1)					(4.1)
Ending balance (in shares) at Feb. 01, 2020		38,438,111
Ending balance at Feb. 01, 2020	$ 772.9	$ 19.2	$ 156.0	$ (16.4)	$ (11.5)	$ 625.6