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Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $) In Thousands, except Per Share data	Sep. 30, 2011	Mar. 31, 2011
Current assets:
Allowances on trade accounts receivable	$ 50	$ 26
Stockholders' equity:
Preferred stock, par value	$ 1.00	$ 1.00
Preferred stock, shares authorized	500	500
Common stock, par value	$ 0.10	$ 0.10
Common stock, shares authorized	25,500	25,500
Common stock, shares issued	10,253	10,216
Treasury stock, shares	339	350

X

- Definition

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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