Goodwill and Intangible Assets

6 Months Ended

Jun. 30, 2020

Goodwill and Intangible Assets

Goodwill and Intangible Assets

8.      Goodwill and Intangible Assets

Intangible assets consisted of the following as of June 30, 2020 and December 31, 2019:

	Weighted Average
	Amortization Period			Accumulated		Intangible
	(in years)	Gross Value		Amortization		Assets, net
June 30, 2020
Trade names	3.5	$	11,255	$	(4,577)	$	6,678
Client relationships	12.2		128,169		(26,528)		101,641
Non-competition agreements	5.0		6,602		(3,302)		3,300
Developed technology	8.0		68,593		(20,398)		48,195
Patient database	5.0		21,700		(5,787)		15,913
Domain name	10.0		59		(18)		41
Total intangible assets		$	236,378	$	(60,610)	$	175,768

	Weighted Average
	Amortization Period			Accumulated		Intangible
	(in years)	Gross Value		Amortization		Assets, net
December 31, 2019
Trade names	7.1	$	11,255	$	(3,845)	$	7,410
Client relationships	12.2		128,169		(20,977)		107,192
Non-competition agreements	5.0		6,602		(2,641)		3,961
Developed technology	8.0		68,593		(15,870)		52,723
Patient database	5.0		21,700		(3,617)		18,083
Domain name	10.0		59		(15)		44
Total intangible assets		$	236,378	$	(46,965)	$	189,413

Amortization expense for intangible assets for the three months ended June 30, 2020 and 2019 was $6,823 and $7,084, respectively. Amortization expense for intangible assets for the six months ended June 30, 2020 and 2019 was $13,645 and $11,751, respectively.

The estimated amortization expense for the remainder of 2020 and each of the next five years and thereafter is as follows:

Years Ending December 31,
2020 (July 1 - December 31)	$	16,584
2021		26,972
2022		25,646
2023		24,436
2024		17,433
2025		11,565
Thereafter		53,132
Total estimated amortization expense	$	175,768