Goodwill and Other Intangible Assets, Net (Tables)

9 Months Ended

Sep. 30, 2018

Goodwill And Intangible Assets Disclosure [Abstract]

Components of Goodwill and Other Intangible Assets, Net

The components of goodwill and other intangible assets, net, at September 30, 2018 and December 31, 2017 were as follows (in thousands):

	September 30,			December 31,
	2018			2017
Goodwill	$	560,712		$	528,424
Intangible assets:
Client lists		180,320			177,221
Other intangible assets		9,368			8,767
Total intangible assets		189,688			185,988
Total goodwill and intangibles assets		750,400			714,412
Accumulated amortization:
Client lists		(109,105	)		(97,063	)
Other intangible assets		(5,093	)		(4,143	)
Total accumulated amortization		(114,198	)		(101,206	)
Goodwill and other intangible assets, net	$	636,202		$	613,206