Share Repurchases (Tables)

9 Months Ended

Sep. 30, 2015

Share Repurchases [Line Items]

Schedule of Share Repurchases

A summary of share repurchase activity during the three and nine months ended September 30, 2015 is as follows:

	Three Months Ended		Nine Months Ended
	September 30, 2015		September 30, 2015
Shares of common stock repurchased	1,510,124		8,228,542
Spending on share repurchases	$	100,030	$	600,164
Average price paid per share	$	66.24	$	72.94