Stock-Based Compensation Plans (Tables)

9 Months Ended

Sep. 30, 2018

Stock-Based Compensation Plans

Stock-Based Compensation Disclosures (Table)

	For the nine months ended September 30,
	2018		2017
	(in millions)
Compensation cost	$	60.7	$	61.5
Related income tax benefit	13.2		20.9
Capitalized as part of an asset	1.5		1.6

Nonqualified Stock Options Fair Value (Table)

	For the nine months ended
	September 30, 2018
Expected volatility	26.0 %
Expected term (in years)	7.0
Risk-free interest rate	2.8 %
Expected dividend yield	3.19 %
Weighted average estimated fair value per common share	$	14.85