Shareholders' Equity (Tables)

12 Months Ended

Dec. 31, 2019

Shareholders' Equity [Abstract]

Summary of Share Repurchases

	For the year ended December 31,
	2019		2018		2017
Total number of shares purchased (in millions) (1)		2.0		5.0		5.9
Average price paid per share (1)	$	231.87	$	159.87	$	145.87
Total price paid (in millions) (1)	$	470.3	$	795.5	$	854.4

(1)Amounts are calculated based on the trade date. This differs from the Consolidated Statements of Cash Flow which calculates share repurchases based on the settlement date.

Schedule of Dividends Paid and Dividends Declared

As of December 31, 2019, the Company paid the following cash dividends:

	Payable to Shareholders
	of Record At the Close	Cash Paid	Aggregate Amount
Date Declared	of Business on	Per Share	Paid	Date Paid
July 29, 2019	August 28, 2019	$0.37	$41.9 million	September 25, 2019
October 25, 2019	November 21, 2019	$0.37	$41.5 million	December 19, 2019

Subsequent to December 31, 2019, the Company declared the following cash dividends:

	Payable to Shareholders	Cash to
	of Record At the Close	be Paid
Date Declared	of Business on	Per Share	Date to be Paid
February 20, 2020	March 10, 2020	$0.465	March 26, 2020