Amount of net tax benefit (deficiency) from vesting of share-based payment awards.

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

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

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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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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Stock-Based Compensation and Other Employee Benefit Plans - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	May 31, 2021
Stock-Based Compensation and Other Employee Benefit Plans [Line Items]
Stock-based compensation plans, number of shares available for future grant (in shares)	3,525,000
Non-cash stock-based compensation expense	$ 24.8	$ 21.9	$ 16.4
Stock-based compensation, income tax benefits	8.5	5.7	7.9
Stock-based compensation, vested awards, net income tax benefits	$ 3.8	$ 0.5	$ 3.9
2013 Incentive Plan \| Restricted Shares
Stock-Based Compensation and Other Employee Benefit Plans [Line Items]
Share-based compensation, number of shares authorized (in shares)	8,541,000
Restated 2013 Incentive Plan \| Restricted Shares
Stock-Based Compensation and Other Employee Benefit Plans [Line Items]
Share-based compensation, number of shares authorized (in shares)				1,150,000
ESPPs \| Employee Stock Purchase Plans
Stock-Based Compensation and Other Employee Benefit Plans [Line Items]
Share-based compensation, number of shares authorized (in shares)	3,000,000