Earnings Per Common Share (Reconciliation Of Basic And Diluted Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands		12 Months Ended
		Mar. 28, 2020	Mar. 30, 2019	Mar. 31, 2018
Numerator for earnings per common share calculation:
Net income		$ 58,024	$ 79,752	$ 63,935
Less: Preferred stock dividends	[1]	(449)	(408)	(368)
Income available to common shareholders		$ 57,575	$ 79,344	$ 63,567
Denominator for earnings per common share calculation:
Weighted average common shares, basic		33,246	32,980	32,767
Effect of dilutive securities:
Preferred stock		510	510	510
Weighted average common shares, diluted		33,953	33,675	33,341
Basic earnings per common share:		$ 1.73	$ 2.41	$ 1.94
Diluted earnings per common share:		$ 1.71	$ 2.37	$ 1.92
Stock Options [Member]
Effect of dilutive securities:
Share based payment arrangements (in shares)		167	154	56
Restricted Stock [Member]
Effect of dilutive securities:
Share based payment arrangements (in shares)		30	31	8

[1] Dividends paid per share or share equivalent were $0.88, $0.80 and $0.72, respectively, for the years ended March 28, 2020, March 30, 2019 and March 31, 2018.