Represents the number of shares awarded for each restricted share units.

No definition available.

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-URI http://asc.fasb.org/extlink&oid=122041274&loc=d3e301413-122809

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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

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- 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

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Percentage of vesting of award under share-based payment arrangement.

+ References

+ Details

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Stockholders' Equity - RSU and PSU Narrative (Details) - USD ($) $ in Millions	1 Months Ended	6 Months Ended	12 Months Ended
	Jul. 31, 2016	Jun. 30, 2016	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Stock Compensation Plans
Stock compensation expense			$ 183.0	$ 177.9	$ 166.6
Employee Stock Option
Stock Compensation Plans
Vesting period	4 years	3 years
Employee Stock Option \| Tranche One
Stock Compensation Plans
Percentage of units vesting at the end of each calendar year (as a percent)	25.00%	33.00%
Vesting period	1 year	1 year
Employee Stock Option \| Tranche Two
Stock Compensation Plans
Vesting period	36 months	24 months
Restricted Stock Units (RSUs) [Member]
Stock Compensation Plans
Number of shares awarded for each RSU (in shares)			1
Percentage of units vesting at the end of each calendar year (as a percent)			25.00%
Vesting period			4 years
Granted (in shares)			2,102,386
Performance Stock Units (PSUs)
Stock Compensation Plans
Vesting period			4 years
Stock compensation expense			$ 8.3	$ 13.9	$ 9.9
Granted (in shares)			214,449
Performance Stock Units (PSUs) \| Minimum
Stock Compensation Plans
Vesting period			3 years
Performance Stock Units (PSUs) \| Maximum
Stock Compensation Plans
Vesting period			4 years