Common and Preferred Stock	6 Months Ended
Jun. 30, 2012
Common and Preferred Stock	13. Common and Preferred Stock On December 6, 2011, the Company announced that its Board of Directors increased the authorized level for repurchases of its common stock by approximately $50.0 million. The increased authorization is in addition to the approximately $75.0 million that remains available from the prior authorization approved by the Board of Directors on April 21, 2008, resulting in a total authorized repurchase amount of $125.0 million. During the six months ended June 30, 2012, the Company has purchased a total of 0.9 million shares at a cost of approximately $36.0 million. At June 30, 2012 and December 31, 2011, the Company had 150 million shares of authorized common stock, with a par value of $.01 per share, and 5 million shares of authorized preferred stock, with a par value of $.01 per share. No preferred stock was issued at June 30, 2012 and December 31, 2011.

13. Common and Preferred Stock

On December 6, 2011, the Company announced that its Board of Directors increased the authorized level for repurchases of its common stock by approximately $50.0 million. The increased authorization is in addition to the approximately $75.0 million that remains available from the prior authorization approved by the Board of Directors on April 21, 2008, resulting in a total authorized repurchase amount of $125.0 million. During the six months ended June 30, 2012, the Company has purchased a total of 0.9 million shares at a cost of approximately $36.0 million.

At June 30, 2012 and December 31, 2011, the Company had 150 million shares of authorized common stock, with a par value of $.01 per share, and 5 million shares of authorized preferred stock, with a par value of $.01 per share. No preferred stock was issued at June 30, 2012 and December 31, 2011.