CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
CONDENSED CONSOLIDATED STATEMENTS OF INCOME
Net Sales	$ 2,469,283	$ 2,330,934	$ 2,317,149
Operating Expenses:
Cost of sales (exclusive of depreciation and amortization shown below)	1,604,181	1,498,070	1,502,650
Selling, research & development and administrative	388,281	367,562	351,461
Depreciation and amortization	153,094	154,802	138,893
Restructuring initiatives	2,208
Total Operating Expenses	2,147,764	2,020,434	1,993,004
Operating Income	321,519	310,500	324,145
Other (Expense) Income:
Interest expense	(40,597)	(35,237)	(34,615)
Interest income	5,470	2,643	5,596
Equity in results of affiliates	(229)	(191)	(718)
Miscellaneous, net	8,662	2,782	163
Total Other Income (Expense)	(26,694)	(30,003)	(29,574)
Income before Income Taxes	294,825	280,497	294,571
Provision for Income Taxes	74,796	74,893	95,276
Net Income	220,029	205,604	199,295
Net (Income) Loss Attributable to Noncontrolling Interests	1	(14)	53
Net Income Attributable to AptarGroup, Inc.	$ 220,030	$ 205,590	$ 199,348
Net Income Attributable to AptarGroup, Inc. Per Common Share:
Basic (in dollars per share)	$ 3.52	$ 3.27	$ 3.19
Diluted (in dollars per share)	$ 3.41	$ 3.17	$ 3.09
Average number of shares outstanding:
Basic (in shares)	62,435	62,804	62,585
Diluted (in shares)	64,596	64,849	64,492
Dividends per Common Share (in dollars per share)	$ 1.28	$ 1.22