Quarterly report pursuant to sections 13 or 15(d)

Consolidated Balance Sheets (Unaudited) (Parenthetical)

v2.3.0.11
Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $)
In Thousands, except Share data
Sep. 30, 2011
Dec. 31, 2010
Current assets:    
Accounts receivable, allowance for doubtful accounts $ 203 $ 215
LIABILITIES AND STOCKHOLDERS' EQUITY    
Preferred Stock of subsidiary, par value (in dollars per share) $ 1.00 $ 1.00
Preferred Stock of subsidiary, authorized (in shares) 1,467,396 1,467,396
Preferred Stock of subsidiary, issued (in shares) 1,284,730 1,284,730
Preferred Stock of subsidiary, outstanding (in shares) 1,284,730 1,284,730
Preferred Stock of subsidiary, liquidation value per share (in dollars per share) $ 1.00 $ 1.00
Stockholders' equity:    
Preferred Stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred Stock, authorized (in shares) 2,000,000 2,000,000
Common Stock, par value (in dollars per share) $ 0.001 $ 0.001
Common Stock, authorized (in shares) 75,000,000 75,000,000
Common Stock, issued (in shares) 55,211,796 55,106,180
Common Stock, outstanding (in shares) 55,173,586 55,067,970
Common Stock in treasury (in shares) 38,210 38,210