Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of changes in the carrying amounts of goodwill by segment

The following table presents the carrying amount of goodwill allocated to our reportable segments, as well as the changes to goodwill during the years ended December 31, 2019 and 2018:

	Reporting Segment					Corporate and Other
(in thousands)	Healthcare			Research				Total
Balance at December 31, 2017	$	198,273		$	16,293	$	8,539	$	223,105
Initial goodwill acquired	—			—		475		475
Measurement period adjustments	15,234			—		—		15,234
Balance at December 31, 2018	213,507			16,293		9,014		238,814
Initial goodwill acquired	62,516			—		—		62,516
Currency translation	(9		)	—		—		(9		)
Balance at December 31, 2019	$	276,014		$	16,293	$	9,014	$	301,321

Schedule of finite-lived intangible assets

The gross carrying amounts and accumulated amortization of our intangible assets as of December 31, 2019 and 2018 are as follows:

	Weighted Average Life (Years)	December 31,
(in thousands, except years)		2019			2018
Gross Carrying Value
Customer relationships	10.3	$	149,420		$	146,200
Technology including internally developed software	6.7	21,892			18,078
Backlog	4.0	3,100			6,860
Trade names	15.0	2,500			—
Covenants not to compete	4.7	424			1,040
Total intangible assets, gross		177,336			172,178
Accumulated Amortization
Customer relationships		(38,270		)	(24,870		)
Technology including internally developed software		(6,153		)	(10,879		)
Backlog		(2,842		)	(5,827		)
Trade names		(138		)	—
Covenants not to compete		(337		)	(949		)
Total accumulated amortization		(47,740		)	(42,525		)
Total intangible assets, net		$	129,596		$	129,653

Summary of estimated amortization expense for the next five years

The estimated amortization expense for finite-lived intangible assets for the next five years and thereafter is summarized as follows at December 31, 2019:

(in thousands)
2020	$	18,290
2021	17,925
2022	17,417
2023	16,959
2024	16,427
Thereafter	42,578
Total estimated amortization	$	129,596