Intangible assets, net (Tables)

12 Months Ended

Dec. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible assets, net, other than goodwill, consist of the following:



(In thousands)	Amortization period	December 31, 2018			December 31, 2017
Gross amount:
Software developed for internal use	3 years	$	3,037		$	2,972
Acquired proprietary technology	5 years	11,459			11,382
Customer relationships	7-10 years	34,986			34,986
Trade names	20 years	16,357			16,357
Domain names	20 years	191			191
Databases	5-10 years	31,292			31,292
Non-competition agreements	2-5 years	1,768			1,768
		99,090			98,948
Accumulated amortization:
Software developed for internal use		(1,282		)	(490		)
Acquired proprietary technology		(6,987		)	(4,693		)
Customer relationships		(14,417		)	(9,628		)
Trade names		(2,504		)	(1,686		)
Domain names		(29		)	(20		)
Databases		(10,573		)	(6,964		)
Non-competition agreements		(1,486		)	(1,113		)
		(37,278		)	(24,594		)
Net intangible assets:
Software developed for internal use		1,755			2,482
Acquired proprietary technology		4,472			6,689
Customer relationships		20,569			25,358
Trade names		13,853			14,671
Domain names		162			171
Databases		20,719			24,328
Non-competition agreements		282			655
		$	61,812		$	74,354

Schedule of Estimated Amortization Expenses

As of December 31, 2018, estimated amortization expenses related to the Company’s intangible assets for 2019 through 2024 and thereafter are as follows:



(In thousands)
Year	December 31, 2018
2019	$	12,495
2020	12,371
2021	8,757
2022	8,008
2023	3,967
2024 and thereafter	16,214
Total	$	61,812