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. 26, 2022	Mar. 27, 2021	Mar. 28, 2020
Numerator for earnings per common share calculation:
Net income	$ 61,568	$ 34,319	$ 58,024
Less: Preferred stock dividends	(469)	(438)	(449)
Income available to common shareholders	$ 61,099	$ 33,881	$ 57,575
Denominator for earnings per common share calculation:
Weighted average common shares - basic	33,527	33,329	33,246
Effect of dilutive securities:
Preferred stock	460	503	510
Weighted average common shares - diluted	34,038	33,876	33,953
Basic earnings per common share	$ 1.82	$ 1.02	$ 1.73
Diluted earnings per common share	$ 1.81	$ 1.01	$ 1.71
Stock Options [Member]
Effect of dilutive securities:
Share based payment arrangements (in shares)	12	26	167
Restricted Stock [Member]
Effect of dilutive securities:
Share based payment arrangements (in shares)	39	18	30