Intangible Assets

12 Months Ended

Dec. 31, 2018

Intangible Assets Net Excluding Goodwill [Abstract]

Intangible Assets

Note 5 – Intangible Assets

Intangible assets subject to amortization at December 31, were as follows:

December 31, 2018
Intangible Assets	Useful life	Gross Carrying Amount		Accumulated Amortization			Currency Exchange			Net
Amortized intangible assets
Patents	5-15 years	$	11,823	$	(9,848	)	$	(307	)	$	1,668
Developed product technology	2-10 years		159,129		(66,112	)		(6,221	)		86,796
Customer relationships	12 years		62,093		(24,737	)		(1,689	)		35,667
Software license and other	3-4 years		5,822		(5,713	)		(64	)		45
Total amortized intangible assets			238,867		(106,410	)		(8,281	)		124,176
Intangible assets with indefinite lives
In process research and development	Indefinite		4,580		-			-			4,580
Trademarks and trade names	Indefinite		10,303		-			(1,124	)		9,179
Total Intangible assets with indefinite lives			14,883		-			(1,124	)		13,759
Total intangible assets		$	253,750	$	(106,410	)	$	(9,405	)	$	137,935

December 31, 2017
Intangible Assets	Useful life	Gross Carrying Amount		Accumulated Amortization			Currency Exchange			Net
Amortized intangible assets
Patents	5-15 years	$	11,823	$	(9,154	)	$	(242	)	$	2,427
Developed product technology	2-10 years		154,795		(53,925	)		(6,219	)		94,651
Customer relationships	12 years		62,093		(19,319	)		(1,650	)		41,124
Software license and other	3-4 years		5,822		(5,661	)		(138	)		23
Total amortized intangible assets			234,533		(88,059	)		(8,249	)		138,225
Intangible assets with indefinite lives
In process research and development	Indefinite		8,914		-			-			8,914
Trademarks and trade names	Indefinite		10,303		-			(997	)		9,306
Total Intangible assets with indefinite lives			19,217		-			(997	)		18,220
Total intangible assets		$	253,750	$	(88,059	)	$	(9,246	)	$	156,445

Amortization expense related to intangible assets subject to amortization was $18.4 million, $18.8 million and $20.5 million for the years ended December 31, 2018, 2017 and 2016, respectively.   In process research and development is transferred to amortized intangible assets at the time the product becomes viable.

The schedule below sets future amortization expense of our currently owned intangible assets:

2019	$	17,907
2020		15,902
2021		15,205
2022		14,389
2023		14,124
2024 and thereafter		46,649
Total	$	124,176