XML 28 R3.htm IDEA: XBRL DOCUMENT v2.4.0.6
Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Common stock, par value 0.01 0.01
Common stock, shares authorized 137,500 137,500
Class A Common Stock [Member]
    
Common stock, shares authorized 12,500 12,500
Common stock, shares issued 9,894 10,501
Common stock, shares outstanding 9,632 10,238
Class B Common Stock [Member]
    
Common stock, shares authorized 125,000 125,000
Common stock, shares issued 28,074 25,480
Common stock, shares outstanding 27,917 25,257
Restricted stock, shares outstanding 3,995 3,214
Treasury stock, shares 157 223