Goodwill and Other Intangible Assets, Net (Tables)

9 Months Ended

Sep. 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):

Balance, January 1, 2018	$	477,532
Acquisitions		40,157
Measurement period adjustments		(2,368	)
Balance, December 31, 2018		515,321
Acquisitions		24,857
Measurement period adjustments		(375	)
Balance, September 30, 2019	$	539,803

Components of Other Intangible Assets

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

	September 30, 2019
	Gross Amount		Accumulated Amortization			Net Carrying Amount		Weighted- Average Remaining Life (Years)
Indefinite life:
Trademark and trade names	$	11,350	$	—		$	11,350	N/A
License agreements (GSE)		5,390		—			5,390	N/A
Definite life:
Trademark and trade names		10,152		(8,923	)		1,229		0.5
Non-contractual customers		11,325		(5,402	)		5,923		1.5
License agreements		4,981		(2,958	)		2,023		0.3
Non-compete agreements		6,474		(2,193	)		4,281		1.3
Contractual customers		2,483		(1,086	)		1,397		0.1
Below market leases		941		(114	)		827		0.6
Total	$	53,096	$	(20,676	)	$	32,420		1.1

	December 31, 2018
	Gross Amount		Accumulated Amortization			Net Carrying Amount		Weighted- Average Remaining Life (Years)
Indefinite life:
Trademark and trade names	$	11,350	$	—		$	11,350	N/A
License agreements (GSE)		5,390		—			5,390	N/A
Definite life:
Trademark and trade names		9,316		(6,706	)		2,610		0.5
Non-contractual customers		11,323		(3,890	)		7,433		1.8
License agreements		4,981		(2,292	)		2,689		0.4
Non-compete agreements		6,267		(1,469	)		4,798		1.4
Contractual customers		1,452		(849	)		603		0.1
Below market leases		941		(45	)		896		0.5
Total	$	51,020	$	(15,251	)	$	35,769		1.2

Estimated Future Amortization Expense of Definite Life Intangible Assets

The estimated future amortization of definite life intangible assets as of September 30, 2019 was as follows (in thousands):

2019	$	1,350
2020		4,949
2021		3,939
2022		1,894
2023		1,579
Thereafter		1,969
Total	$	15,680