Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical)

v3.5.0.2
Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2016
Mar. 31, 2016
Statement Of Financial Position [Abstract]    
Allowances on trade accounts receivable $ 48 $ 91
Preferred stock, par value $ 1.00 $ 1.00
Preferred stock, shares authorized 500,000 500,000
Common stock, par value $ 0.10 $ 0.10
Common stock, shares authorized 25,500,000 25,500,000
Common stock, shares issued 10,537,000 10,468,000
Common stock, shares outstanding 9,714,000 9,646,000
Treasury stock, shares 823,000 822,000