XML 49 R5.htm IDEA: XBRL DOCUMENT v2.4.0.6
CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Accounts receivable, allowance for doubtful accounts $ 851 $ 1,990
Preferred shares, issued      
Shares to be issued, shares 28,000  
Class A Shares
    
Common stock, no par value      
Common stock, issued 29,277,408 28,758,734
Common stock, outstanding 29,277,408 28,758,734
Class B Shares
    
Common stock, no par value      
Common stock, issued 2,503 2,503
Common stock, outstanding 2,503 2,503