XML 71 R52.htm IDEA: XBRL DOCUMENT v2.4.0.6
4. Net Income (loss) Per Common Share (Details)
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Details      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number 317,000 313,000 293,750
Convertible Preferred Stock, Shares Outstanding 375    
Convertible Preferred Stock, Shares Issued upon Conversion 773,000 350,140