CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Millions	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss)	Treasury Stock	Retained Earnings
Beginning balance at Apr. 27, 2019	$ 689.7	$ 19.2	$ 150.4	$ (13.6)	$ (11.5)	$ 545.2
Beginning balance (in shares) at Apr. 27, 2019		38,333,576
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Earned Portion of Restricted Stock, Net of Tax Withholding	(0.4)					(0.4)
Earned Portion of Restricted Stock, Net of Tax Withholding (in shares)		104,535
Stock-based Compensation Expense	2.5		2.5
Other Comprehensive Income (Loss)	(1.6)			(1.6)
Net Income	28.3					28.3
Dividends on Common Stock	(4.2)					(4.2)
Ending balance at Jul. 27, 2019	714.3	$ 19.2	152.9	(15.2)	(11.5)	568.9
Ending balance (in shares) at Jul. 27, 2019		38,438,111
Beginning balance at May. 02, 2020	783.4	$ 19.2	150.7	(26.9)	(11.5)	651.9
Beginning balance (in shares) at May. 02, 2020		38,438,111
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Earned Portion of Restricted Stock, Net of Tax Withholding	(3.9)	$ 0.2	(0.2)			(3.9)
Earned Portion of Restricted Stock, Net of Tax Withholding (in shares)		433,251
Exercise of Stock Options	0.1		0.1
Exercise of Stock Options (in shares)		5,000
Stock-based Compensation Expense	0.9		0.9
Other Comprehensive Income (Loss)	16.7			16.7
Net Income	20.7					20.7
Dividends on Common Stock	(4.1)					(4.1)
Ending balance at Aug. 01, 2020	$ 813.8	$ 19.4	$ 151.5	$ (10.2)	$ (11.5)	$ 664.6
Ending balance (in shares) at Aug. 01, 2020		38,876,362