Stock Compensation Plans (Summary Of Liability Award Activity) (Details) (USD $)	12 Months Ended
	May 31, 2014	Jun. 01, 2013
Stock Compensation Plans [Abstract]
Rights outstanding, beginning balance	26,500	31,600
Rights exercised	(8,200)	(5,100)
Rights outstanding, ending balance	18,300	26,500
Right exercisable	18,300
Weighted average strike price per right, outstanding, beginning balance	$ 6.38	$ 6.31
Weighted average strike price per right, exercised	$ 5.93	$ 5.93
Weighted average strike price per right, outstanding, ending balance	$ 6.59	$ 6.38
Weighted average strike price per right, exercisable	$ 6.59
Weighted average remaining contractual life, outstanding	1 year 10 months 17 days
Weighted average remaining contractual life, exercisable	1 year 10 months 17 days
Aggregate intrinsic value, outstanding	$ 1,156,000
Aggregate intrinsic value, exercisable	$ 1,156,000