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Stock-Based Compensation Plans (Tables)

3 Months Ended

Mar. 31, 2021

Stock-Based Compensation Plans

Stock-Based Compensation Disclosures (Table)

​

​	​	​	​	​	​	​
​	​	For the three months ended March 31,
​		2021			2020
​	​	(in millions)
Compensation cost	​	$	31.1	​	$	23.5
Related income tax benefit	​		5.7	​		4.9
Capitalized as part of an asset	​		0.5	​		0.4

​

Nonqualified Stock Options Fair Value (Table)

​

​	​	​	​	​
​	​	For the three months ended		​
​		March 31, 2021		​
​	​	​	​	​
Expected volatility		​	34.2	%
Expected term (in years)		​	7.0	​
Risk-free interest rate		​	1.2	%
Expected dividend yield		​	3.82	%
Weighted average estimated fair value per common share		$	15.67	​

​

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- Definition

Tabular disclosure of compensation-related costs for share-based compensation, including amounts charged to income and amount capitalized as part of an asset.

+ References

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- Definition

Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(2)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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