Intangible Assets, Net (Tables)

9 Months Ended

Sep. 30, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Intangible Assets, Net

Below is a summary of intangible assets, net:

(in thousands)	September 30, 2020		December 31, 2019
Definite-lived intangible assets:
Investment contracts and other	$	489,570	$	489,570
Accumulated amortization	(245,293)		(222,695)
Definite-lived intangible assets, net	244,277		266,875
Indefinite-lived intangible assets	43,516		43,516
Total intangible assets, net	$	287,793	$	310,391

Schedule of Activity in Intangible Assets, Net

Activity in intangible assets, net was as follows: 

	Nine Months Ended September 30,
(in thousands)	2020		2019
Intangible assets, net
Balance, beginning of period	$	310,391	$	338,812
Additions	—		1,823
Amortization	(22,598)		(22,711)
Balance, end of period	$	287,793	$	317,924

Schedule of Estimated Amortization Expense of Intangible Assets Succeeding Years

Definite-lived intangible asset amortization for the remainder of fiscal year 2020 and succeeding fiscal years is estimated as follows:

Fiscal Year	Amount (in thousands)
Remainder of 2020	7,529
2021	30,116
2022	29,992
2023	29,330
2024	23,689
2025 and thereafter	123,621
	$	244,277