Commitments and Contingencies (Tables)

6 Months Ended

Jun. 30, 2019

October 2015 Share Repurchase Program

Schedule of stock repurchases made

Pursuant to the 2015 Stock Repurchase Program, the Company made purchases as follows (aggregate cost excludes broker commissions and is reflected in millions):

	Total Number	Average
	of Shares	Price Paid		Aggregate
Period	Purchased	per Share		Cost
October 26, 2015 - December 31, 2015	345,044	$	53.46	$	18.4
January 1, 2016 - December 31, 2016	1,828,183		58.40		106.8
January 1, 2017 - December 31, 2017	280,140		77.67		21.8
January 1, 2018 - December 31, 2018	844,872		74.59		63.0
January 1, 2019 - June 30, 2019	60,901		61.15		3.7
	3,359,140			$	213.7