Annual report pursuant to Section 13 and 15(d)

Shareholders' Equity

Shareholders' Equity
12 Months Ended
Dec. 31, 2013
Equity [Abstract]  
Shareholders' Equity
Since the inception of the Company’s stock repurchase plan in 2004 through December 31, 2013, the Company’s Board of Directors has authorized the repurchase of $500,000,000 of the Company’s common stock. As of December 31, 2013, the Company had repurchased 9,593,278 shares under this program at an aggregate purchase price of approximately $441,443,000. During the year ended December 31, 2013, the Company did not repurchase any shares of common stock under the stock repurchase plan. Shares of the Company’s common stock may be purchased in the open market or through privately negotiated transactions, subject to market conditions. The repurchase program does not obligate the Company to acquire any specific number of shares or to acquire shares over any specified period of time.