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Common Stock and Treasury Stock | 6 Months Ended
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Jun. 30, 2017
Equity [Abstract] |
Common Stock and Treasury Stock | 7. Common Stock and Treasury Stock As of September 12, 2012, the Company’s Board of Directors (“the Board”) had approved a stock repurchase program authorizing the Company, from time to time as market and business conditions warrant, to acquire up to $262.1 million of its common stock. On September 13, 2012, the Board approved the repurchase of up to 7,500,000 shares of the Company’s common stock, or up to $113.0 million, in place of the remaining repurchase amounts previously authorized. In July 2013 and again in February 2014, the Board approved an additional $100.0 million for the stock repurchase program for a total of an additional $200.0 million. The Company did not repurchase any shares under the program during the six months ended June 30, 2017. Under the program to date, the Company has repurchased 40,129,393 shares for approximately $455.9 million. The maximum remaining authorized for purchase under the stock repurchase program was approximately $78.2 million as of June 30, 2017.

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- Definition The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -URI http://asc.fasb.org/topic&trid=2208762 + Details
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