Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2019

Goodwill And Intangible Assets Disclosure [Abstract]

Components of Goodwill and Other Intangible Assets

The components of goodwill and other intangible assets at December 31, 2019 and 2018 are presented below:

	December 31,
	2019		2018
Goodwill	$	371,773	$	371,561
Other intangible assets (net of accumulated    amortization)		1,821		3,757
	$	373,594	$	375,318

Changes in Carrying Amount of Goodwill

Changes in the carrying amount of goodwill for the years ended December 31, 2019, 2018 and 2017 are as follows:

	Year Ended December 31,
	2019		2018			2017
Balance, January 1	$	371,561	$	385,292		$	373,117
Foreign currency translation adjustments		212		(13,731	)		12,175
Balance, December 31	$	371,773	$	371,561		$	385,292

Gross Cost and Accumulated Amortization of Other Intangible Assets

The gross cost and accumulated amortization of other intangible assets as of December 31, 2019 and 2018, by major intangible asset category, are as follows:

	December 31, 2019						December 31, 2018
	Gross Cost		Accumulated Amortization		Net Carrying Amount		Gross Cost		Accumulated Amortization		Net Carrying Amount
Success/incentive fees	$	35,338	$	33,840	$	1,498	$	35,232	$	32,235	$	2,997
Management fees, customer relationships and    non-compete agreements		34,788		34,465		323		34,474		33,714		760
	$	70,126	$	68,305	$	1,821	$	69,706	$	65,949	$	3,757

Estimated Future Amortization Expense

Estimated future amortization expense is as follows:

Year Ending December 31,	Amortization Expense
2020	$	1,611
2021		60
2022		60
2023		60
2024		30
Total amortization expense	$	1,821