CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Statement [Abstract]
Net Sales	$ 844,932	$ 776,754
Operating Expenses:
Cost of sales (exclusive of depreciation and amortization shown below)	542,728	488,705
Selling, research & development and administrative	145,541	134,348
Depreciation and amortization	58,665	57,438
Restructuring initiatives	291	3,672
​Total Operating Expenses	747,225	684,163
Operating Income	97,707	92,591
Other (Expense) Income:
Interest expense	(8,930)	(7,415)
Interest income	288	381
Net investment (loss) gain	(1,250)	16,809
Equity in results of affiliates	(86)	(515)
Miscellaneous, net	(1,103)	(963)
​Total Other (Expense) Income	(11,081)	8,297
Income before Income Taxes	86,626	100,888
Provision for Income Taxes	24,255	16,949
Net Income	62,371	83,939
Net Loss Attributable to Noncontrolling Interests	52	13
Net Income Attributable to AptarGroup, Inc.	$ 62,423	$ 83,952
Net Income Attributable to AptarGroup, Inc. per Common Share:
Basic (in dollars per share)	$ 0.95	$ 1.29
Diluted (in dollars per share)	$ 0.93	$ 1.24
Average Number of Shares Outstanding:
Basic (in shares)	65,543	65,229
Diluted (in shares)	67,146	67,648
Dividends per Common Share (in dollars per share)	$ 0.38	$ 0.36