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Employee Benefit Plans (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Foreign Plan
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Employer contributions amount	$ 55.1	$ 54.5	$ 42.3
401k Plan
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Employer matching contribution as percentage of employee's salary deferral contributions	50.00%
Employer matching contribution as percentage of employee's eligible compensation	6.00%
401k Plan | U.S.
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Employer contributions amount	$ 9.5	$ 10.0	$ 8.5

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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.

+ Details

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- Definition

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

+ References

No definition available.

+ Details

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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.

+ Details

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- Definition

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

+ References

No definition available.

+ Details

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- Details

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- Details

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- Details

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