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Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data
Jun. 30, 2011
Dec. 31, 2010
Condensed Consolidated Balance Sheets    
Long-term investments and other assets, fair value $ 2,613 $ 2,340
Series B redeemable convertible preferred stock, par value $ 0.01 $ 0.01
Series B redeemable convertible preferred stock, shares authorized 45,000 45,000
Series B redeemable convertible preferred stock, shares issued 35,217 35,217
Series B redeemable convertible preferred stock, shares outstanding 35,217 35,217
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 1,000,000,000 1,000,000,000
Common stock, shares issued 6,315,251 6,271,821
Common stock, shares outstanding 6,210,251 6,251,821
Treasury stock, shares 105,000 20,000