CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Net Income	$ 39,022	$ 53,529	$ 154,091	$ 170,523
Other Comprehensive Income (Loss):
Foreign currency translation adjustments	(9,869)	17,903	(53,157)	69,505
Changes in treasury locks, net of tax	3	7	17	21
(Gain) loss on derivatives, net of tax	(1,166)	(3,591)	1,046	(3,591)
Defined benefit pension plan, net of tax
Amortization of prior service cost included in net income, net of tax	90	74	278	210
Amortization of net loss included in net income, net of tax	1,243	850	3,754	2,489
Total defined benefit pension plan, net of tax	1,333	924	4,032	2,699
Total other comprehensive income (loss)	(9,699)	15,243	(48,062)	68,634
Comprehensive Income (Loss)	29,323	68,772	106,029	239,157
Comprehensive (Income) Loss Attributable to Noncontrolling Interests	(15)	(11)	(4)	(18)
Comprehensive Income Attributable to AptarGroup, Inc.	$ 29,308	$ 68,761	$ 106,025	$ 239,139