Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in Carrying Value of Goodwill and Intangible Assets

	Capital			Asset
(Dollars in thousands)	Markets			Management			Total
Goodwill
Balance at December 31, 2016	$	81,855		$	114,363		$	196,218
Impairment charge	—			(114,363		)	(114,363		)
Balance at December 31, 2017	$	81,855		$	—		$	81,855
Goodwill acquired	—			—			—
Balance at December 31, 2018	$	81,855		$	—		$	81,855
Intangible assets
Balance at December 31, 2016	$	19,320		$	17,914		$	37,234
Intangible assets acquired	—			1,000			1,000
Amortization of intangible assets	(10,178		)	(5,222		)	(15,400		)
Balance at December 31, 2017	$	9,142		$	13,692		$	22,834
Intangible assets acquired	—			—			—
Amortization of intangible assets	(4,858		)	(5,602		)	(10,460		)
Balance at December 31, 2018	$	4,284		$	8,090		$	12,374

Schedule of Expected Amortization Expense

The following table summarizes the future aggregate amortization expense of the Company's intangible assets with determinable lives for the years ended:

(Dollars in thousands)
2019	$	8,001
2020	1,256
2021	258
Total	$	9,515