Amount of cost for defined contribution plan.

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-Topic 715
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Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

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Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans.

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RETIREMENT AND DEFERRED COMPENSATION PLANS - Other Plans Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
United States
Defined contribution plan
Total contributions by company	$ 5.0	$ 5.0	$ 5.0
United States \| Aptar Retirement Savings Account
Defined contribution plan
Total contributions by company	$ 3.3	2.7	2.0
United States \| Maximum
Defined contribution plan
Employer matching contribution as a percentage of salary	3.00%
United States \| Maximum \| Aptar Retirement Savings Account
Defined contribution plan
Employer matching contribution as a percentage of salary	5.00%
United States \| Other Plans
Defined contribution plan
Liability, defined benefit plan	$ 14.2	14.8
Foreign Plans
Defined contribution plan
Total contributions by company	$ 3.0	$ 3.1	$ 2.9