Shareholders' Equity

9 Months Ended

Sep. 30, 2015

Stockholders' Equity Note [Abstract]

Shareholders' Equity

Shareholders’ equity

During the nine months endedSeptember 30, 2015, we declared cash dividends totaling $86.3 million and repurchased 21.2 million shares under our repurchase authorization for a total of $433.7 million. At September 30, 2015, we had remaining authorization to repurchase $304.8 million of common shares. During the nine months endedSeptember 30, 2014, we declared cash dividends totaling $56.7 million and repurchased 7.7 million shares under our repurchase authorization for a total of $147.8 million.

Under our share-based compensation plans, we accept shares as payment under certain conditions related to stock option exercises and vesting of shares, generally related to the payment of minimum tax obligations. During the nine months endedSeptember 30, 2015 and 2014, employees surrendered shares valued at $9.0 million and $7.2 million, respectively, under these plans. Such share transactions are excluded from the above noted share repurchase authorization.