Summary Of Significant Accounting Policies (Calculation Of Net Income Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	May 30, 2020	May 25, 2019	May 26, 2018
Summary Of Significant Accounting Policies [Abstract]
Net income	$ 28,285	$ 31,470	$ 18,826
Basic:
Weighted average shares	31,989	31,596	30,741
Diluted:
Weighted average shares	31,989	31,596	30,741
Potentially dilutive shares	238	611	469
Total dilutive shares	32,227	32,207	31,210
Net income per common share:
Basic (per share)	$ 0.88	$ 1.00	$ 0.61
Dilutive (per share)	$ 0.88	$ 0.98	$ 0.60
Anti-dilutive shares not included above	4,731	3,316	4,619