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Stock Repurchase
12 Months Ended
Dec. 31, 2011
Stock Repurchase  
Stock Repurchase

(12) Stock Repurchase

        The Company's Board of Directors has authorized the repurchase of up to 20,000,000 shares of the Company's common stock in the public market. During the years ended December 31, 2011 and 2010, the Company repurchased 4.1 and 2.1 million shares of common stock for approximately $60.7 million and $30.0 million, respectively at a weighted average price per share of $14.62 and $14.61, respectively.