GOODWILL AND INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of intangible assets [Table Text Block]

The Company does not believe there is any significant residual value associated with the following intangible assets:

	December 31, 2018							December 31, 2017
(in thousands)	Gross		Accumulated Amortization			Net		Gross		Accumulated Amortization			Net
Domain name	$	1,261	$	—		$	1,261	$	1,261	$	—		$	1,261
In-process research and development	4,690		—			4,690		4,690		—			4,690
Developed technology	33,270		(22,464		)	10,806		33,270		(19,211		)	14,059
Customer relationships	20,030		(16,520		)	3,510		20,030		(14,621		)	5,409
Technology licenses	1,000		(115		)	885		—		—			—
In-place leases	—		—			—		660		(660		)	—
Total intangible assets	$	60,251	$	(39,099	)	$	21,152	$	59,911	$	(34,492	)	$	25,419

Schedule of expected amortization expense [Table Text Block]

The estimated future amortization expense related to definite-lived intangible assets at December 31, 2018, is as follows:

Fiscal Year	Estimated Amortization (in thousands)
2019	$	4,878
2020	3,653
2021	2,787
2022	1,709
2023	1,467
Thereafter	707
Total (1)	$	15,201

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(1) The total above excludes $4.7 million of in-process R&D which will be amortized upon completion of development over the estimated useful life of the technology.