Consolidated Statements of Income and Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenue:
Total revenue	$ 708,499	$ 611,695	$ 530,299
Operating expenses:
Asset-based expenses	162,420	154,100	150,836
Spread-based expenses	1,244	1,571	1,427
Employee compensation	190,616	166,330	196,701
General and operating expenses	98,302	90,122	72,941
Professional fees	26,852	25,186	21,813
Depreciation and amortization	35,544	31,149	37,929
Total operating expenses	514,978	468,458	481,647
Interest expense	9,108	6,520	3,559
Other (income) expense, net	16,947	(43)	106
Income before income taxes	167,466	136,760	44,987
Provision for income taxes	44,347	33,499	19,316
Net income	123,119	103,261	25,671
Change in fair value of convertible notes receivable, net	143	(157)	0
Net comprehensive income	$ 123,262	$ 103,104	$ 25,671
Net income per share attributable to common stockholders:
Basic (in dollars per share)	$ 1.66	$ 1.40	$ 0.36
Diluted (in dollars per share)	$ 1.65	$ 1.40	$ 0.35
Weighted average number of common shares outstanding, basic (in shares)	74,113,591	73,724,341	72,137,174
Weighted average number of common shares outstanding, diluted (in shares)	74,438,332	73,872,828	72,399,213
Asset-based revenue
Revenue:
Total revenue	$ 553,483	$ 534,182	$ 512,188
Spread-based revenue
Revenue:
Total revenue	120,262	56,798	8,568
Subscription-based revenue
Revenue:
Total revenue	15,179	13,020	6,381
Other revenue
Revenue:
Total revenue	$ 19,575	$ 7,695	$ 3,162