CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
CONDENSED CONSOLIDATED STATEMENTS OF INCOME
Net sales	$ 2,764,761	$ 2,469,283	$ 2,330,934
Operating Expenses:
Cost of sales (exclusive of depreciation and amortization shown below)	1,812,961	1,603,070	1,496,174
Selling, research & development and administrative	429,955	387,424	366,269
Depreciation and amortization	171,747	153,094	154,802
Restructuring initiatives	63,829	2,208
Total Operating Expenses	2,478,492	2,145,796	2,017,245
Operating Income	286,269	323,487	313,689
Other (Expense) Income:
Interest expense	(32,626)	(40,597)	(35,237)
Interest income	7,056	5,470	2,643
Equity in results of affiliates	(229)	(229)	(191)
Miscellaneous, net	5,550	6,694	(407)
Total Other Income (Expense)	(20,249)	(28,662)	(33,192)
Income before Income Taxes	266,020	294,825	280,497
Provision for Income Taxes	71,254	74,796	74,893
Net Income	194,766	220,029	205,604
Net (Income) Loss Attributable to Noncontrolling Interests	(21)	1	(14)
Net Income Attributable to AptarGroup, Inc.	$ 194,745	$ 220,030	$ 205,590
Net Income Attributable to AptarGroup, Inc. Per Common Share:
Basic (in dollars per share)	$ 3.12	$ 3.52	$ 3.27
Diluted (in dollars per share)	$ 3.00	$ 3.41	$ 3.17
Average number of shares outstanding:
Basic (in shares)	62,437	62,435	62,804
Diluted (in shares)	64,958	64,596	64,849