REVENUE - Revenue by Geographic Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
REVENUE
Net Sales	$ 3,487,450	$ 3,322,249	$ 3,227,221
Aptar Pharma
REVENUE
Net Sales	1,520,993	1,361,256	1,284,624
Aptar Beauty
REVENUE
Net Sales	1,267,697	1,222,535	1,181,846
Aptar Closures
REVENUE
Net Sales	698,760	738,458	760,751
Europe
REVENUE
Net Sales	2,001,779	1,773,395	1,725,182
Europe | Aptar Pharma
REVENUE
Net Sales	973,158	836,447	830,552
Europe | Aptar Beauty
REVENUE
Net Sales	814,576	723,540	675,079
Europe | Aptar Closures
REVENUE
Net Sales	214,045	213,408	219,551
Domestic
REVENUE
Net Sales	1,001,087	1,100,159	1,081,823
Domestic | Aptar Pharma
REVENUE
Net Sales	426,005	426,401	374,063
Domestic | Aptar Beauty
REVENUE
Net Sales	226,573	284,052	300,658
Domestic | Aptar Closures
REVENUE
Net Sales	348,509	389,706	407,102
Latin America
REVENUE
Net Sales	272,064	235,463	216,043
Latin America | Aptar Pharma
REVENUE
Net Sales	41,409	27,075	21,482
Latin America | Aptar Beauty
REVENUE
Net Sales	146,283	128,342	117,920
Latin America | Aptar Closures
REVENUE
Net Sales	84,372	80,046	76,641
Asia
REVENUE
Net Sales	212,520	213,232	204,173
Asia | Aptar Pharma
REVENUE
Net Sales	80,421	71,333	58,527
Asia | Aptar Beauty
REVENUE
Net Sales	80,265	86,601	88,189
Asia | Aptar Closures
REVENUE
Net Sales	$ 51,834	$ 55,298	$ 57,457