Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical)

v2.4.0.6
Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $)
In Thousands, except Per Share data, unless otherwise specified
Dec. 31, 2011
Mar. 31, 2011
Condensed Consolidated Balance Sheets [Abstract]    
Allowances on trade accounts receivable $ 43 $ 26
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 10,292 10,216
Treasury stock, shares 354 350