Revenue from Contracts with Customers (Tables)

12 Months Ended

Dec. 31, 2021

Revenue Recognition and Deferred Revenue [Abstract]

Revenue from External Customers by Products and Services

For the year ended December 31, 2021, 2020, and 2019, the following tables presents revenues from contracts with customers disaggregated by fee type and segment.

		Year Ended December 31,
		2021		2020		2019
		(dollars in thousands)
Revenue from contracts with customers		Operating Company
Investment banking
Underwriting fees		$	421,081	$	427,670	$	211,666
Strategic/financial advisory fees		433,909		190,958		79,208
Placement and sales agent fees		195,676		133,171		69,070
Expense reimbursements from clients		16,496		17,687		15,081
	Total investment banking revenue	1,067,162		769,486		375,025
Brokerage
Commissions		530,927		479,762		348,241
Trade conversion revenue		24,098		21,389		20,958
Equity research fees		21,015		19,757		19,006
	Total brokerage revenue from customers	576,040		520,908		388,205
Management fees		71,374		46,556		31,361
Incentive income		2,732		592		1,532
Total revenue from contracts with customers - Op Co		$	1,717,308	$	1,337,542	$	796,123
		Asset Company
Management fees		913		959		1,248
Incentive income		—		—		15
Total revenue from contracts with customers - Asset Co		913		959		1,263
Total revenue from contracts with customers		$	1,718,221	$	1,338,501	$	797,386