Note 3 - Related Party Transaction (Detail) (USD $)	3 Months Ended	9 Months Ended	12 Months Ended
	Aug. 19, 2011	May 31, 2012	May 31, 2012
Related Party Transaction, Amounts of Transaction	$ 18,000,000
Deferred Finance Costs, Noncurrent, Net		38,769,000	38,769,000
Asset Management Fees		3,200,000	3,000,000
TPG Capital [Member]
Deferred Finance Costs, Noncurrent, Net		8,000,000	8,000,000
Paid by Parent Company Out of Equity Proceeds [Member]
Related Party Transaction, Amounts of Transaction	$ 10,000,000