Goodwill and Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

The following table presents the changes in the carrying amount of our goodwill (in thousands):

	Total
Balance as of January 1, 2019	$	11,195
Currency translation	(176		)
Balance as of September 30, 2019	$	11,019

Schedule of Intangible Assets and Goodwill [Table Text Block]

Intangible assets, carried at cost less accumulated amortization and amortized on a straight-lined basis, were as follows (in thousands):

	Weighted Average	September 30, 2019
	Amortization Life in Years	Cost		Accumulated Amortization		Net
Patents	10	$	21,736	$	13,161	$	8,575
Customer contracts (1)	12	9,990		5,419		4,571
Non-contractual customer relationships	9	57,602		18,413		39,189
Trademarks	4	425		425		—
Trade name	15	7,450		2,003		5,447
Developed technology	11	82,634		21,082		61,552
Total amortized intangible assets		$	179,837	$	60,503	$	119,334
IPR&D		$	12,310			$	12,310
Total intangible assets		$	192,147	$	60,503	$	131,644

______________________________

⁽¹⁾ During the second quarter of 2019, we acquired certain assets from one of our distributors. We recorded $4.6 million in customer contracts related to that agreement.

	Weighted Average	December 31, 2018
	Amortization Life in Years	Cost		Accumulated Amortization		Net
Patents	10	$	19,399	$	12,147	$	7,252
Customer contracts	9	5,319		5,272		47
Non-contractual customer relationships	9	57,916		13,363		44,553
Trademarks	4	425		425		—
Trade name	15	7,456		1,618		5,838
Developed technology	11	82,857		15,361		67,496
Total amortized intangible assets		$	173,372	$	48,186	$	125,186
IPR&D		$	8,235			$	8,235
Total intangible assets		$	181,607	$	48,186	$	133,421

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

As of September 30, 2019 estimated annual amortization for our intangible assets for each of the next five years is approximately (in thousands):

Remainder of 2019	$	4,809
2020	16,669
2021	16,366
2022	16,222
2023	16,073
Thereafter	49,195
Total	$	119,334