Quarterly report pursuant to Section 13 or 15(d)

Condensed Balance Sheets (Parenthetical)

 v2.3.0.11
Condensed Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data
Jun. 30, 2011
Dec. 31, 2010
Condensed Balance Sheets    
Customer receivables, allowances $ 8,903 $ 8,475
Common stock, par value $ 0.1 $ 0.1
Common stock, shares authorized 70,000,000 70,000,000
Common stock, shares outstanding 57,443,324 55,926,945