Schedule II - Valuation and Qualifying Accounts (Detail) (USD $)	12 Months Ended
	May 31, 2013	Jun. 01, 2012
Valuation And Qualifying Accounts [Abstract]
Balance at Beginning of Year	$ 70,000	$ 70,000
Additions Charged to Costs and Expenses	0	0
Deductions	0	0
Balance at End of Year	$ 70,000	$ 70,000