INTANGIBLE ASSETS (Tables)

6 Months Ended

Jun. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Amortization of identifiable intangible assets

Amortizing identifiable intangible assets related to our acquisitions or capitalized costs of internally developed or externally purchased software that form the basis for our products consisted of the following (in thousands):

	June 30, 2019							December 31, 2018
	Gross		Accumulated Amortization			Net		Gross		Accumulated Amortization			Net
Completed technologies and patents	$	58,311	$	(58,311	)	$	—	$	58,246	$	(54,508	)	$	3,738
Customer relationships	54,790		(54,790		)	—		54,986		(54,292		)	694
Trade names	1,346		(1,346		)	—		1,346		(1,346		)	—
Capitalized software costs	4,911		(4,911		)	—		4,911		(4,911		)	—
Total	$	119,358	$	(119,358	)	$	—	$	119,489	$	(115,057	)	$	4,432