Note 22 - Commitments and Contingencies (Details) (USD $)	1 Months Ended	9 Months Ended	12 Months Ended
	Apr. 30, 2012	May 31, 2012	May 31, 2013	May 31, 2011	May 31, 2012 Successor [Member]	May 31, 2012 Predecessor [Member]
Note 22 - Commitments and Contingencies (Details) [Line Items]
Operating Leases, Rent Expense			$ 5,800,000	$ 4,300,000	$ 3,100,000	$ 900,000
Purchase Commitment, Remaining Minimum Amount Committed			53,600,000
Litigation Settlement, Expense	$ 22,000,000	$ 22,000,000