Common Share Repurchases

3 Months Ended

Mar. 31, 2018

Treasury Stock Transactions, Excluding Value of Shares Reissued [Abstract]

Common Share Repurchases

COMMON SHARE REPURCHASES

During the three months ended March 31, 2018, the Company repurchased 2.5 million shares under its share repurchase authorization, for a total cost of $350 million.  The average cost per share repurchased was $141.84.  In addition, the Company acquired 0.3 million shares for a total cost of $51 million during the three months ended March 31, 2018, that were not part of the publicly announced share repurchase authorization.  These shares consisted of shares retained to cover payroll withholding taxes in connection with the vesting of restricted stock unit awards and performance share awards, and shares used by employees to cover the price of certain stock options that were exercised. At March 31, 2018, the Company had $4.21 billion of capacity remaining under its share repurchase authorization.