Acquisitions - Summary of Fair Value of the Net Assets Acquired as of the Acquisition Date (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022	Oct. 13, 2022	Dec. 31, 2021
LIABILITIES
Lease liabilities	$ 20,278	$ 18,558
Goodwill	506,038	506,638		$ 418,701
Westech Investment Advisors LLC
ASSETS
Cash and cash equivalents			$ 8,807
Accounts receivable			12,632
Prepaid expenses and other assets			378
Property and equipment			138
Right-of-use assets			2,904
Intangible assets, net			50,300
Total assets acquired	$ 21,000	$ 5,200	75,159	$ 0
LIABILITIES
Accounts payable and accrued expenses			13,555
Lease liabilities			2,957
Total liabilities assumed			16,512
Net identifiable assets acquired			58,647
Goodwill			87,348
Net assets acquired			$ 145,995