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DIVIDENDS PER SHARE
6 Months Ended
Jun. 30, 2012
DIVIDENDS PER SHARE [Abstract]  
DIVIDENDS PER SHARE
3.     DIVIDENDS PER SHARE

In January and May 2012, the Company's board of directors declared a quarterly cash dividend of $0.20 per share for all shares of Class A common stock. These quarterly cash dividends totaling $12.5 million and $12.3 million were paid on March 14, 2012 and June 13, 2012, to stockholders of record on February 24, 2012 and May 25, 2012, respectively. In July 2012, the Company's board of directors declared a quarterly cash dividend of $0.20 per share for all shares of Class A common stock to be paid September 12, 2012 to stockholders of record on August 24, 2012.