CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
CONDENSED CONSOLIDATED STATEMENTS OF INCOME
Net sales	$ 2,859,732	$ 2,764,761	$ 2,469,283
Operating Expenses:
Cost of sales (exclusive of depreciation and amortization shown below)	1,818,398	1,812,961	1,603,070
Selling, research & development and administrative	454,617	429,955	387,424
Depreciation and amortization	194,552	171,747	153,094
Restructuring initiatives	20,472	63,829	2,208
Total Operating Expenses	2,488,039	2,478,492	2,145,796
Operating Income	371,693	286,269	323,487
Other (Expense) Income:
Interest expense	(35,489)	(32,626)	(40,597)
Interest income	4,174	7,056	5,470
Equity in results of affiliates	135	(229)	(229)
Miscellaneous, net	1,556	5,550	6,694
Total Other Income (Expense)	(29,624)	(20,249)	(28,662)
Income before Income Taxes	342,069	266,020	294,825
Provision for Income Taxes	99,842	71,254	74,796
Net Income	242,227	194,766	220,029
Net (Income) Loss Attributable to Noncontrolling Interests	(25)	(21)	1
Net Income Attributable to AptarGroup, Inc.	$ 242,202	$ 194,745	$ 220,030
Net Income Attributable to AptarGroup, Inc. Per Common Share:
Basic (in dollars per share)	$ 3.81	$ 3.12	$ 3.52
Diluted (in dollars per share)	$ 3.66	$ 3.00	$ 3.41
Average number of shares outstanding:
Basic (in shares)	63,574	62,437	62,435
Diluted (in shares)	66,150	64,958	64,596