CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Net Income	$ 220,029	$ 205,604	$ 199,295
Other Comprehensive Income (Loss):
Foreign currency translation adjustments	74,404	(53,183)	(163,887)
Changes in treasury locks, net of tax	28	26	25
Loss on derivatives, net of tax	(3,186)
Defined benefit pension plan, net of tax
Actuarial gain / (loss), net of tax	(7,906)	(7,151)	7,253
Prior service cost, net of tax	(1,038)	(466)	(538)
Amortization of prior service cost included in net income, net of tax	296	248	168
Amortization of net loss included in net income, net of tax	3,828	3,144	4,664
Total defined benefit pension plan, net of tax	(4,820)	(4,225)	11,547
Total other comprehensive income (loss)	66,426	(57,382)	(152,315)
Comprehensive Income (Loss)	286,455	148,222	46,980
Comprehensive (Income) Loss Attributable to Noncontrolling Interests	(18)	6	66
Comprehensive Income Attributable to AptarGroup, Inc.	$ 286,437	$ 148,228	$ 47,046