Goodwill and Other Intangible Assets, Net (Tables)

6 Months Ended

Jun. 30, 2019

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Changes in Carrying Amount of Goodwill

The changes in the carrying amount of goodwill were as follows (in thousands):

	Goodwill
Balance at December 31, 2018	$	504,646
Acquisitions		55,872
Measurement period adjustments		(535	)
Cumulative translation adjustment		301
Balance at June 30, 2019	$	560,284

Components of Other Intangible Assets

Other intangible assets consisted of the following (in thousands, except weighted-average remaining life):

	June 30, 2019
	Gross Amount		Accumulated Amortization		Net Carrying Amount		Weighted- Average Remaining Life (Years)
Definite life intangible assets:
Customer-related	$	243,047	$	48,073	$	194,974		11.7
Technology		24,023		14,895		9,128		2.7
Noncompete agreements		29,937		24,813		5,124		2.5
Patents		9,303		9,025		278		2.5
All other		11,614		6,020		5,594		7.6
Total definite life intangible assets		317,924		102,826		215,098		11.0
Indefinite life intangible assets:
Trade names		87,724		—		87,724	N/A
Licenses		7,929		—		7,929	N/A
Total indefinite life intangible assets		95,653		—		95,653	N/A
Total	$	413,577	$	102,826	$	310,751		11.0

	December 31, 2018
	Gross Amount		Accumulated Amortization		Net Carrying Amount		Weighted- Average Remaining Life (Years)
Definite life intangible assets:
Customer-related	$	225,094	$	40,088	$	185,006		11.9
Technology		24,023		13,754		10,269		3.0
Noncompete agreements		30,131		22,131		8,000		2.4
Patents		9,635		9,222		413		2.5
All other		9,330		3,172		6,158		7.9
Total definite life intangible assets		298,213		88,367		209,846		11.0
Indefinite life intangible assets:
Trade names		81,004		—		81,004	N/A
Licenses		7,929		—		7,929	N/A
Total indefinite life intangible assets		88,933		—		88,933	N/A
Total	$	387,146	$	88,367	$	298,779		11.0

Estimated Future Amortization Expense of Definite Life Intangible Assets

The estimated future amortization expense of definite life intangible assets as of June 30, 2019 is as follows (in millions):

2019	$	14.7
2020		23.5
2021		22.3
2022		19.3
2023		18.7
2024 and thereafter		116.6
Total	$	215.1