Consolidated Balance Sheets (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Aug. 31, 2012	May 31, 2012
Allowance for doubtful accounts receivable (in Dollars)	$ 744	$ 612
Common stock par value (in Dollars per share)	$ 0.00	$ 0.00
Common stock shares authorized	100	100
Common stock shares issued	100	100
Common stock shares outstanding	100	100

A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

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Face amount or stated value of common stock per share; generally not indicative of the fair market value per share.

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