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. 30, 2019	Mar. 31, 2018	Mar. 25, 2017
Numerator for earnings per common share calculation:
Net income		$ 79,752	$ 63,935	$ 61,526
Less: Preferred stock dividends	[1]	(408)	(368)	(447)
Income available to common shareholders		$ 79,344	$ 63,567	$ 61,079
Denominator for earnings per common share calculation:
Weighted average common shares, basic		32,980	32,767	32,413
Effect of dilutive securities:
Preferred stock		510	510	675
Weighted average common shares, diluted		33,675	33,341	33,301
Basic earnings per common share:		$ 2.41	$ 1.94	$ 1.88
Diluted earnings per common share:		$ 2.37	$ 1.92	$ 1.85
Stock Options [Member]
Effect of dilutive securities:
Share based payment arrangements (in shares)		154	56	213
Restricted Stock [Member]
Effect of dilutive securities:
Share based payment arrangements (in shares)		31	8

[1] Dividends paid per share or share equivalent were $.80, $.72 and $.68, respectively, for the years ended March 30, 2019, March 31, 2018 and March 25, 2017.