Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $) In Thousands, except Per Share data	Aug. 31, 2011	Feb. 28, 2011
Current assets:
Allowance for doubtful accounts	$ 64	$ 408
Stockholders' equity:
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	2,500	2,500
Common stock, shares issued	1,167	1,167
Common stock, shares outstanding	1,167	1,167

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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