STOCK-BASED COMPENSATION (Tables)

12 Months Ended

Dec. 31, 2021

Share-based Payment Arrangement [Abstract]

Weighted-average assumptions used to estimate fair value of restricted stock units

Inputs and assumptions used to calculate the fair value are shown in the table below. The fair value of these RSUs is expensed over the vesting period using the straight-line method or using the graded vesting method when an employee becomes eligible to retain the award at retirement.

Year Ended December 31,	2021			2020			2019
Fair value per stock award	$	171.63		$	94.98		$	134.97
Grant date stock price	$	141.59		$	83.93		$	104.51
Assumptions:
Aptar's stock price expected volatility	21.40		%	23.80		%	16.50		%
Expected average volatility of peer companies	50.00		%	48.50		%	31.90		%
Correlation assumption	58.10		%	63.50		%	37.40		%
Risk-free interest rate	0.32		%	0.31		%	2.19		%
Dividend yield assumption	1.02		%	1.72		%	1.30		%

Summary of restricted stock unit activity

A summary of RSU activity as of December 31, 2021, and changes during the period then ended is presented below:

	Time-Based RSUs			Performance-Based RSUs
	Units	Weighted Average Grant-Date Fair Value		Units	Weighted Average Grant-Date Fair Value
Nonvested at January 1, 2021	576,198	$	92.47	590,064	$	100.27
Granted	161,358	136.63		169,974	152.51
Vested	(245,548)	97.45		(72,529)	128.57
Forfeited	(6,529)	104.62		(36,956)	95.37
Nonvested at December 31, 2021	485,479	$	108.73	650,553	$	111.04

Schedule of compensation expense, fair value, and intrinsic value related to RSU's

Year Ended December 31,	2021		2020		2019
Compensation expense	$	38,643	$	32,085	$	18,197
Fair value of units vested	32,414		12,038		4,566
Intrinsic value of units vested	42,970		14,446		5,360

Summary of option activity

A summary of option activity under our stock plans as of December 31, 2021, and changes during the period then ended is presented below:

	Stock Awards Plans				Director Stock Option Plans
	Options		Weighted Average Exercise Price		Options		Weighted Average Exercise Price
Outstanding, January 1, 2021	3,998,047		$	70.28	99,200		$	60.80
Granted	—		—		—		—
Exercised	(915,391)		64.48		(47,500)		57.40
Forfeited or expired	(10,153)		75.46		—		—
Outstanding at December 31, 2021	3,072,503		$	71.99	51,700		$	63.91
Exercisable at December 31, 2021	3,072,503		$	71.99	51,700		$	63.91
Weighted-Average Remaining Contractual Term (Years):
Outstanding at December 31, 2021	4.1				2.1
Exercisable at December 31, 2021	4.1				2.1
Aggregate Intrinsic Value:
Outstanding at December 31, 2021	$	155,138			$	3,028
Exercisable at December 31, 2021	$	155,138			$	3,028
Intrinsic Value of Options Exercised During the Years Ended:
December 31, 2021	$	69,862			$	4,248
December 31, 2020	$	59,179			$	2,318
December 31, 2019	$	87,251			$	1,172

Schedule of compensation expense, and fair value related to options

Year Ended December 31,	2021		2020		2019
Compensation expense (included in SG&A)	$	185	$	1,693	$	4,768
Compensation expense (included in Cost of sales)	42		370		928
Compensation expense, Total	$	227	$	2,063	$	5,696
Compensation expense, net of tax	174		1,573		4,507
Grant date fair value of options vested	2,421		7,601		17,492