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Revenues from Contracts with Customers - Summary of Geographic Distribution of Revenue (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Revenues	$ 58,126	$ 66,293	$ 122,000	$ 131,778
UNITED STATES
Revenues	31,629	43,146	71,499	85,769
JERSEY
Revenues	25,641	21,368	48,166	42,529
IRELAND
Revenues	856	1,172	1,970	2,327
CANADA
Revenues	$ 0	$ 607	$ 365	$ 1,153

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- Definition

Revenues from operations, excluding interest and dividend income. Includes revenues from the following sources: investment banking (underwriting and financial advisory), principal transactions (sales and trading, and investment gains and losses), commissions, asset management, and investment advisory and other services.

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No definition available.

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