Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2018

Fair Value Disclosures [Abstract]

Assets and liabilities measured at fair value on a recurring basis

The following table presents the fair value of an investment in marketable equity securities, classified as Level 1 and related to publicly traded stock of a non-U.S. company, recorded in Other assets, net in the accompanying Consolidated Balance Sheets (in millions). This investment was sold as part of our divestiture of our Australia, New Zealand and Asia business. Refer to Note 14 for details regarding divestiture of the business.

	As of September 30, 2018		As of December 31, 2017
Investment in marketable equity securities	$	—	$	4.1

Other fair value measurements

The following table presents their fair value (in millions):

	As of September 30, 2018		As of December 31, 2017
Senior unsecured notes	$	293.2	$	308.1