Share-Based Compensation Arrangement By Share-Based Payment Award. Number Of Installments

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Percentage of Outstanding Stock Minimum

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

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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- Definition

Amount of cost to be recognized for option under share-based payment arrangement.

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- Definition

Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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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.

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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).

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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.

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No definition available.

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- Definition

Number of shares authorized for issuance under share-based payment arrangement.

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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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- Definition

Gross number of share options (or share units) granted during the period.

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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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- Definition

Maximum number of shares that may be issued in accordance with the plan as a proportion of outstanding capital stock.

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No definition available.

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- Definition

Number of shares issued under share-based payment arrangement.

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

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Number of share options (or share units) exercised during the current period.

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STOCK‑BASED COMPENSATION - Narrative (Details) $ in Millions				12 Months Ended
	Mar. 16, 2017 installment shares	Jul. 19, 2016 installment shares	Jun. 14, 2013 shares	Dec. 31, 2021 USD ($) shares	Dec. 31, 2020 USD ($) shares	Dec. 31, 2019 USD ($) shares	Oct. 22, 2020 shares	Mar. 31, 2017 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted (in shares) \| shares				0	0	0
Options, outstanding, intrinsic value \| $				$ 1.6
Options, exercisable, intrinsic value \| $				1.6
Options, exercised, intrinsic value \| $				$ 19.8
Exercised (in shares) \| shares				3,326,000
Term for outstanding stock				4 years 1 month 6 days
Remaining contractual term				4 years 1 month 6 days
Compensation cost not yet recognized, period for recognition				1 year 9 months 18 days
Tax benefit from compensation expense \| $				$ 11.5	$ 9.1	$ 7.8
Compensation not yet recognized, stock options \| $				$ 16.4
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted (in shares) \| shares	793,738	1,274,549	2,799,408
Award vesting rights			25.00%
Expiration period	10 years	10 years	10 years
Number of installments \| installment	4	5
Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares) \| shares				851,885
Vesting period				3 years
Stock-based compensation \| $				$ 6.2	5.1	3.5
Compensation not yet recognized, other than options \| $				$ 7.4
Compensation cost not yet recognized, period for recognition				1 year 9 months 18 days
Performance stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares) \| shares				650,774
Stock-based compensation \| $				$ 5.5	$ 1.7	$ 3.8
Percentage of outstanding stock minimum				0.00%
Percentage of outstanding stock maximum				200.00%
Award vesting period				3 years
2017 Incentive Award Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized (in shares) \| shares								5,800,000
Shares issued in period (in shares) \| shares				0
2020 Long Term Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized (in shares) \| shares							4,650,000