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Amortizable Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2019

Amortizable Intangible Assets Disclosure [Abstract]

Amortizable Intangible Assets and Goodwill [Table Text Block]

					September 30, 2019									December 31, 2018
					(in thousands)
Amortizable intangible assets:	Weighted Average Life*			Gross			Accumulated Amortization			Net			Gross			Accumulated Amortization			Net
Distribution agreements/customer relationships	10.0	Years		$	22,014		$	(10,209)		$	11,805		$	22,657		$	(9,509)		$	13,148
Existing technology	6.4	Years			40,962			(18,534)			22,428			41,268			(16,215)			25,053
Trade names	7.0	Years			7,578			(3,231)			4,347			7,828			(2,861)			4,967
In-process R&D	-	Years			-			-			-			1,387			(30)			1,357
Patents	-	Years			204			(204)			-			211			(204)			7
Total amortizable intangible assets				$	70,758		$	(32,178)		$	38,580		$	73,351		$	(28,819)		$	44,532

* Weighted average life as of September 30, 2019.