Quarterly report pursuant to sections 13 or 15(d)

CONSOLIDATED BALANCE SHEETS (Parentheticals)

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CONSOLIDATED BALANCE SHEETS (Parentheticals) (USD $)
In Thousands, except Per Share data, unless otherwise specified
Mar. 31, 2012
Dec. 31, 2011
Allowance for doubtful accounts (in Dollars) $ 26 $ 24
Preferred stock par value (in Dollars per share) $ 0.001 $ 0.001
Common stock par value (in Dollars per share) $ 0.001 $ 0.001
Common stock shares authorized 300,000,000 300,000,000
Common stock shares issued 86,803,932 86,631,664
Common stock shares outstanding 86,803,932 86,631,664
Nonredeemable Preferred Stock [Member]
    
Preferred stock shares authorized 10,000,000 10,000,000
Series A Preferred Stock [Member]
    
Preferred stock shares authorized 1,684,375 1,684,375
Preferred stock shares issued 0 0
Preferred stock shares outstanding 0 0
Series B Preferred Stock [Member]
    
Preferred stock shares authorized 1,580,790 1,580,790
Preferred stock shares issued 926,942 926,942
Preferred stock shares outstanding 926,942 926,942
Preferred stock Series B liquidation preference (in Dollars) $ 25,390 $ 25,390