Summary Of Significant Accounting Policies (Calculation Of Net Income Per Share) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Aug. 30, 2014	Aug. 24, 2013
Summary Of Significant Accounting Policies [Abstract]
Net income	$ 5,395	$ 3,653
Basic:
Weighted average shares	38,180	39,826
Diluted:
Weighted average shares	38,180	39,826
Potentially dilutive shares	155	18
Total dilutive shares	38,335	39,844
Net income per common share:
Basic	$ 0.14	$ 0.09
Diluted	$ 0.14	$ 0.09
Anti-dilutive shares not included above	8,025	8,736