Consolidated Balance Sheets (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	May 31, 2012	May 31, 2011
Allowance for doubtful accounts receivable (in Dollars)	$ 612	$ 2,157
Successor [Member]
Common Stock, par value (in Dollars per share)	$ 0.00
Common Stock, shares authorized (in Shares)	100
Common Stock, shares issued (in Shares)	100
Common Stock, shares outstanding (in Shares)	100
Predecessor [Member]
Common Stock, par value (in Dollars per share)		$ 0.10
Common Stock, shares authorized (in Shares)		120,000,000
Common Stock, shares issued (in Shares)		70,367,219
Common Stock, shares outstanding (in Shares)		70,367,219