Annual report pursuant to Section 13 and 15(d)

Consolidated Balance Sheets (Parenthetical)

v2.4.0.6
Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Per Share data, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Preferred stock, par value $ 0.0001 $ 0.0001
Preferred stock, shares authorized 25,000 25,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value $ 0.0001 $ 0.0001
Common stock, shares authorized 550,000 550,000
Common stock, shares issued 0 0
Common stock, shares outstanding 0 0
Class A Common Stock [Member]
    
Common stock, par value $ 0.0001 $ 0.0001
Common stock, shares authorized 500,000 500,000
Common stock, shares issued 19,107 13,170
Common stock, shares outstanding 19,107 13,170
Class B Common Stock [Member]
    
Common stock, par value $ 0.0001 $ 0.0001
Common stock, shares authorized 500,000 500,000
Common stock, shares issued 14,143 18,720
Common stock, shares outstanding 14,143 18,720