GOODWILL AND INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

(in thousands)	Goodwill
Balance at December 31, 2014	$	80,599
Goodwill acquired during the period	11,250
Balance at December 31, 2015	91,849
Goodwill acquired during the period	—
Balance at December 31, 2016	$	91,849

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, 2016							December 31, 2015
(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
Technology licenses	3,000		(3,000		)	—		3,000		(2,925		)	75
Developed technology	33,270		(15,455		)	17,815		33,270		(11,670		)	21,600
Customer relationships	20,030		(12,474		)	7,556		20,030		(10,031		)	9,999
In-place leases	660		(480		)	180		660		(120		)	540
Total intangible assets	$	62,911	$	(31,409	)	$	31,502	$	62,911	$	(24,746	)	$	38,165

Schedule of expected amortization expense [Table Text Block]

The estimated future amortization expense related to definite-lived intangible assets at December 31, 2016, is as follows:

Fiscal Year	Estimated Amortization (in thousands)
2017	$	6,084
2018	5,152
2019	4,753
2020	3,528
2021	2,662
Thereafter	3,372
Total (1)	$	25,551

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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.