Goodwill and Intangible Assets

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in the carrying amount of goodwill for the year ended December 31, 2019 and December 31, 2018 are as follows:


(in thousands)	Amount
Balance as of December 31, 2017	$	9,402
Measurement period adjustment	(2,807)
Foreign currency translation	75
Balance as of December 31, 2018	$	6,670
Foreign currency translation	(347)
Balance as of December 31, 2019	$	6,323

During the year ended December 31, 2018, there was an adjustment made to the consideration payable to holders of Tecnidex which resulted in a measurement period adjustment of $2.8 million to the purchase price allocation.

The Company’s other intangible assets at December 31, 2019 and December 31, 2018 consisted of the following:


	December 31, 2019														December 31, 2018
(in thousands)	Gross Carrying Amount		Accumulated Amortization		Impairment		Net		Gross Carrying Amount		Accumulated Amortization		Impairment		Net
Other intangible assets:
Developed technology	$	758,760	$	(206,998)	$	—	$	551,762	$	759,290	$	(134,151)	$	—	$	625,139
In-process research and development	39,000		(7,222)		—		31,778		39,000		(5,055)		—		33,945
Trade name	27,200		—		—		27,200		28,507		—		(2,600)		25,907
Service provider network	2,000		—		—		2,000		2,000		—		—		2,000
Customer relationships	18,058		(2,993)		—		15,065		19,872		(2,198)		—		17,674
Software	9,861		(5,347)		(992)		3,522		9,405		(2,161)		—		7,244

Other	100		(58)		—		42		100		(42)		—		58
Total intangible assets	$	854,979	$	(222,618)	$	(992)	$	631,369	$	858,174	$	(143,607)	$	(2,600)	$	711,967

During the Company's annual impairment testing conducted for the year ended December 31, 2018, the Company recorded an impairment charge of $2.6 million on its SmartFresh trade name. During the Company's annual impairment testing conducted for the year ended December 31, 2019, the Company recorded an impairment charge of $1.0 million associated with its Verigo software following a partnership agreement with a new technology provider.

During 2019, the Company accelerated the amortization of Ripelock developed technology based on the Company's remaining expected useful life of the technology. This resulted in an increase to amortization expense of $34.0 million.

At December 31, 2019, the weighted-average amortization periods remaining for developed technology, in-process R&D, customer relationships, software and other was 15.4, 12.6, 14.7, 1.5, and 2.5 years, respectively. At December 31, 2019, the weighted-average amortization periods remaining for these finite-lived intangible assets was 14.2 years.

Amortization expense for intangible assets was $81.1 million, $45.9 million and $41.9 million for the years ended December 31, 2019, 2018 and 2017, respectively.

Estimated annual amortization expense for finite-lived intangible assets subsequent to December 31, 2019 is as follows:


(in thousands)	Amount
2020	$	43,423
2021	41,722
2022	40,892
2023	40,795
2024	40,795
Thereafter	394,542
Total	$	602,169