Intangible Assets, Net (Tables)

3 Months Ended

Mar. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Intangible Assets, Net

Intangible assets, net are summarized as follows:

	March 31, 2019			December 31, 2018
($ in thousands)
Definite-lived intangible assets:
Investment contracts and other	$	487,747		$	487,747
Accumulated amortization	(199,992		)	(192,451		)
Definite-lived intangible assets, net	287,755			295,296
Indefinite-lived intangible assets	43,516			43,516
Total intangible assets, net	$	331,271		$	338,812

Schedule of Activity in Intangible Assets, Net

Activity in intangible assets, net is as follows:

	Three Months Ended March 31,
	2019			2018
($ in thousands)
Intangible assets, net
Balance, beginning of period	$	338,812		$	301,954
Amortization	(7,541		)	(5,036		)
Balance, end of period	$	331,271		$	296,918

Schedule of Estimated Amortization Expense of Intangible Assets Succeeding Years

Estimated amortization expense of intangible assets for the remainder of fiscal year 2019 and succeeding fiscal years is as follows:

Fiscal Year	Amount ($ in thousands)
Remainder of 2019	$	22,569
2020	29,945
2021	29,933
2022	29,809
2023	29,148
2024 and thereafter	146,351
	$	287,755