Stock-Based Compensation Plans - Additional Information 4 (Detail) - USD ($) shares in Millions, $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Retirement Benefits [Abstract]
Maximum percentage of employees contribution	75.00%
Maximum percentage of employers contribution in cash	6.00%
Employer contribution	$ 5.2	$ 4.8	$ 4.6
Deferred compensation plan vesting period	3 years
Deferred compensation plan	$ (26.6)	$ (61.9)	$ (68.4)
Shares held in rabbi trust total	1.6	5.6
Vested shares held in rabbi trust	1.5	5.3

Deferred compensation arrangement gain loss.

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- Definition

Shares held in rabbi trust.

+ References

No definition available.

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- Definition

Vested shares held in rabbi trust.

+ References

No definition available.

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- References

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- Definition

Minimum period the individual is required to perform services to be fully vested under the deferred compensation arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 710
-SubTopic 10
-Section 55
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482943/710-10-55-7

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

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- Definition

Amount of discretionary contributions made by an employer to a defined contribution plan.

+ References

No definition available.

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- Definition

Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

+ References

No definition available.

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- Definition

Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan.

+ References

No definition available.

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