Earnings Per Common Share (Reconciliation Of Basic And Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 23, 2017	Dec. 24, 2016	Dec. 23, 2017		Dec. 24, 2016
Numerator for earnings per common share calculation:
Net income	$ 11,601	$ 17,566	$ 46,452		$ 51,865
Preferred stock dividends	(92)	(102)	(276)	[1]	(361)
Income available to common stockholders	$ 11,509	$ 17,464	$ 46,176		$ 51,504
Denominator for earnings per common share calculation:
Weighted average common shares, basic	32,779	32,466	32,746		32,338
Effect of dilutive securities:
Preferred stock	510	635	510		718
Weighted average number of common shares, diluted	33,352	33,292	33,317		33,306
Basic earnings per common share:	$ 0.35	$ 0.54	$ 1.41		$ 1.59
Diluted earnings per common share:	$ 0.35	$ 0.53	$ 1.39		$ 1.56
Stock Options [Member]
Effect of dilutive securities:
Share based payment arrangements (in shares)	52	191	57		250
Restricted Stock [Member]
Effect of dilutive securities:
Share based payment arrangements (in shares)	11		4

[1] Represents first, second and third quarter fiscal year 2018 dividends of $.18 per common share or common share equivalent each quarter, declared on May 18, 2017, August 15, 2017 and December 1, 2017, respectively.