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Stock-Based Incentive Plans - Executed Agreements (Details) shares in Thousands	3 Months Ended
	Mar. 31, 2021 $ / shares shares
Service-based restricted stock units (“RSUs”)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares (in shares) | shares	594,617
Weighted average grant date fair value (in dollars per share) | $ / shares	$ 29.22
Service-based stock appreciation rights (“SARs”)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares (in shares) | shares	322,310
Weighted average grant date fair value (in dollars per share) | $ / shares	$ 73.25
Market performance-based restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares (in shares) | shares	47,916
Weighted average grant date fair value (in dollars per share) | $ / shares	$ 114.74
Operating performance-based restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares (in shares) | shares	76,040
Weighted average grant date fair value (in dollars per share) | $ / shares	$ 73.25

X

- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ 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 (c)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

+ 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 (c)(2)(i)-(ii)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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