NOTE 4 – GOODWILL AND OTHER INTANGIBLE ASSETS

The changes in the carrying amount of goodwill by reporting segment since December 31, 2017 are as follows:


	Beauty +				Food +		Corporate
	Home		Pharma		Beverage		& Other		Total
Goodwill	$	223,947	$	203,069	$	16,871	$	1,615	$	445,502
Accumulated impairment losses		—		—		—		(1,615)		(1,615)
Balance as of December 31, 2017	$	223,947	$	203,069	$	16,871	$	—	$	443,887
Acquisition		5,565		154,827		106,389		—		266,781
Foreign currency exchange effects		(4,853)		(6,237)		(248)		—		(11,338)
Goodwill	$	224,659	$	351,659	$	123,012	$	1,615	$	700,945
Accumulated impairment losses		—		—		—		(1,615)		(1,615)
Balance as of September 30, 2018	$	224,659	$	351,659	$	123,012	$	—	$	699,330

The table below shows a summary of intangible assets as of September 30, 2018 and December 31, 2017.


		September 30, 2018							December 31, 2017
Weighted Average		Gross						Gross
Amortization Period		Carrying		Accumulated		Net		Carrying		Accumulated		Net
	(Years)	Amount		Amortization		Value		Amount		Amortization		Value
Amortized intangible assets:
Patents	0.3	$	7,645	$	(7,535)	$	110	$	7,819	$	(7,806)	$	13
Acquired technology	13.5		93,171		(16,786)		76,385		47,571		(14,624)		32,947
Customer relationships	14.6		199,591		(18,162)		181,429		68,886		(13,401)		55,485
Trademarks and trade names	7.0		21,333		(5,311)		16,022		6,965		(4,485)		2,480
License agreements and other	9.3		19,808		(10,644)		9,164		14,862		(10,327)		4,535
Total intangible assets	13.2	$	341,548	$	(58,438)	$	283,110	$	146,103	$	(50,643)	$	95,460

Aggregate amortization expense for the intangible assets above for the quarters ended September 30, 2018 and 2017 was $4,005 and $2,708, respectively. Aggregate amortization expense for the intangible assets above for the nine months ended September 30, 2018 and 2017 was $9,578 and $7,643, respectively.

Future estimated amortization expense for the years ending December 31 is as follows:


2018	$	6,023	(remaining estimated amortization for 2018)
2019		23,888
2020		22,786
2021		22,407
2022 and thereafter		208,006

Future amortization expense may fluctuate depending on changes in foreign currency rates. The estimates for amortization expense noted above are based upon foreign exchange rates as of September 30, 2018.