Share-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2021

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Fair Value of Each Stock Option Award is Estimated on Grant Date, Using Option Valuation Models

The expected dividend yield is estimated based on the assumption that the dividend yield at date of grant will be maintained over the expected life of the grant.

	2021			2020			2019
Risk-free interest rate		0.68	%		1.44	%		2.50	%
Expected volatility		36	%		27	%		27	%
Expected life, in years		6.17			6.15			6.18
Expected dividend yield		1.10	%		1.19	%		1.16	%

Schedule of Stock Option Activity

Information regarding Time Stock Options and SARs and Performance Stock Options and SARs activity during 2021, 2020 and 2019 is summarized below (share amounts in thousands):

	Time Stock Options and SARs			Performance Stock Options and SARs			Total Stock Options and SARs			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term		Aggregate Intrinsic Value (dollars in millions)
Options and SARs outstanding, December 31, 2018		9,360			2,667			12,027		$	61.49
Granted		1,349			—			1,349			138.31
Exercised		(1,137	)		(523	)		(1,660	)		44.45
Cancelled		(522	)		—			(522	)		93.26
Options and SARs outstanding, December 31, 2019		9,050			2,144			11,194			71.79
Granted		1,120			—			1,120			144.47
Exercised		(2,159	)		(1,325	)		(3,484	)		44.07
Cancelled		(175	)		—			(175	)		111.69
Options and SARs outstanding, December 31, 2020		7,836			819			8,655			91.53
Granted		877			—			877			174.98
Exercised		(2,443	)		(533	)		(2,976	)		67.57
Cancelled		(108	)		—			(108	)		138.32
Options and SARs outstanding, December 31, 2021		6,162			286			6,448		$	113.15		6.2 years	$	927
Options and SARs exercisable, December 31, 2021		3,486			286			3,772		$	89.70		5.0 years	$	631

Schedule of Restricted Stock Units Activity

Information regarding RSUs and PSUs activity during 2021, 2020 and 2019 is summarized below (share amounts in thousands):

	RSUs			PSUs			Total RSUs and PSUs			Weighted Average Grant Date Fair Value
RSUs and PSUs outstanding, December 31, 2018		3,123			3,422			6,545		$	86.32
Granted		973			796			1,769			138.45
Performance adjustment		—			227			227			69.94
Vested		(1,216	)		(1,251	)		(2,467	)		75.97
Cancelled		(260	)		(159	)		(419	)		103.27
RSUs and PSUs outstanding, December 31, 2019		2,620			3,035			5,655			105.23
Granted		1,048			808			1,856			144.17
Performance adjustment		—			206			206			81.89
Vested		(1,030	)		(1,364	)		(2,394	)		88.63
Cancelled		(162	)		(93	)		(255	)		124.50
RSUs and PSUs outstanding, December 31, 2020		2,476			2,592			5,068			125.40
Granted		899			689			1,588			174.34
Performance adjustment		—			684			684			102.02
Vested		(992	)		(1,772	)		(2,764	)		106.62
Cancelled		(192	)		(110	)		(302	)		149.07
RSUs and PSUs outstanding, December 31, 2021		2,191			2,083			4,274		$	150.32