STOCK-BASED COMPENSATION - Assumptions Used (Details) - Performance-Based RSUs - $ / shares	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award
Fair value per stock award (in dollars per share)	$ 141.95	$ 171.63	$ 94.98
Grant date stock price (in dollars per share)	$ 114.52	$ 141.59	$ 83.93
Aptar's stock price expected volatility	20.20%	21.40%	23.80%
Expected average volatility of peer companies	41.70%	50.00%	48.50%
Correlation assumption	41.20%	58.10%	63.50%
Risk-free interest rate	2.04%	0.32%	0.31%
Dividend yield assumption	1.33%	1.02%	1.72%