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Share-Based Compensation Arrangement by Share-Based Payment Award, Percentage Of Shares Awarded

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Share-Based Compensation Arrangement By Share-Based Payment Award, Shares Issued In Period, Value

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

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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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 additional cost recognized for award under share-based payment arrangement from occurrence of event accelerating recognition of cost.

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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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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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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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Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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

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Number of shares issued under share-based payment arrangement.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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

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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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Equity Incentive Awards - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended			12 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award
Options issued (in shares)				8,450	7,210	16,185
Options issued (usd per share)				$ 68.01	$ 79.72	$ 68.74
Compensation expense related to incentive plans				$ 14.7	$ 10.5	$ 10.9
Accelerated share-based compensation expense				$ 6.3
Options forfeited (in shares)				0	0	0
Options expired (in shares)				0	0	0
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award
Share based compensation expense to be recognized				$ 3.7
Period for recognition of cost not recognized (in years)				1 year 7 months 6 days
Directors
Share-based Compensation Arrangement by Share-based Payment Award
Options issued (in shares)	8,450
Options issued (usd per share)	$ 68.01
2014 Awards
Share-based Compensation Arrangement by Share-based Payment Award
Options available for grant (in shares)				5,135,450
2014 Awards \| Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award
Contractual term (in years)				10 years
2014 Awards \| Restricted Stock \| Tranche One
Share-based Compensation Arrangement by Share-based Payment Award
Award vesting rights (percent)			33.33%
2014 Awards \| Restricted Stock \| Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award
Award vesting rights (percent)			33.33%
2014 Awards \| Restricted Stock \| Tranche Three
Share-based Compensation Arrangement by Share-based Payment Award
Award vesting rights (percent)			33.33%
2014 Awards \| Restricted Stock \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award
Vesting period (in years)				3 years 6 months
2014 Awards \| Options
Share-based Compensation Arrangement by Share-based Payment Award
Contractual term (in years)				10 years
2014 Awards \| Options \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award
Vesting period (in years)				3 years 6 months
2014 Awards \| Management \| Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award
Shares issued (in shares)		82,884
Shares categorized as vesting (percent)		50.00%
Vesting period (in years)		3 years
Fair value of shares issued		$ 3.0
Shares categorized as performance based (percent)		50.00%
2014 Awards \| Management \| Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award
Shares issued (in shares)		13,812
Fair value of shares issued		$ 1.0
2014 Awards \| Directors \| Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award
Shares issued (in shares)	60,391
Fair value of shares issued	$ 4.1