Earnings Per Share (Reconciliation Of Basic And Diluted Earnings Per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 26, 2015	Sep. 27, 2014	Sep. 26, 2015		Sep. 27, 2014
Numerator For Earnings Per Share Calculation [Abstract]
Net income	$ 18,872	$ 16,330	$ 37,671		$ 33,262
Preferred stock dividends	(114)	(99)	(228)	[1]	(198)
Income available to common shareholders	$ 18,758	$ 16,231	$ 37,443		$ 33,064
Denominator for earnings per common share calculation:
Weighted average common shares, basic	31,961	31,561	31,908		31,539
Effect of dilutive securities:
Preferred stock	760	760	760		760
Stock options	439	457	474		484
Weighted average number of common shares, diluted	33,160	32,778	33,142		32,783
Basic Earnings per common share:	$ 0.59	$ 0.51	$ 1.17		$ 1.05
Diluted Earnings per common share:	$ 0.57	$ 0.50	$ 1.14		$ 1.01

[1] Represents first and second quarter fiscal year 2016 dividend payments of $.15 per common share or common share equivalent paid on June 11, 2015 and August 27, 2015, respectively.