Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2019

Summary Of Significant Accounting Policies [Abstract]

Schedule of Prospective Adoption of New Accounting Pronouncements

	Year Ended December 31, 2017
	As Reported		Reclassification		As Adjusted
Selling, general and administrative expenses	$	1,047.2	$	(20.6)	$	1,026.6
Non-operating expenses		4.2		20.6		24.8