Commitments and Contingencies - Narrative (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Feb. 11, 2025 complaint lawsuit	Jan. 28, 2025 charges	Oct. 07, 2024	Sep. 12, 2024	Jul. 10, 2024 client case
Subsequent Event
Loss Contingencies [Line Items]
Number of criminal charges | charges					9
Rubicon Wealth Management
Loss Contingencies [Line Items]
Number of clients with custodial accounts | client								9
Estimated client assets	$ 15,000
Rubicon Wealth Management | Subsequent Event
Loss Contingencies [Line Items]
Number of suits filed | lawsuit				8
Number of formal complaints filed | complaint				2
Number of formal complaints not yet filed | complaint				6
Rubicon Wealth Management | Minimum
Loss Contingencies [Line Items]
Number of additional cases filed | case								2
Loss contingency, estimate of possible loss	15,000
Rubicon Wealth Management, Star Sitron vs. SEI Private Trust Company | Pending Litigation
Loss Contingencies [Line Items]
Fact discovery, period threshold							18 months
Dispositive motions, period threshold							21 months
Rubicon Wealth Management, Charles Murray vs. SEI Private Trust Company | Pending Litigation
Loss Contingencies [Line Items]
Fact discovery, period threshold						9 months
Dispositive motions, period threshold						12 months
User licenses for software
Loss Contingencies [Line Items]
Rent expense	$ 81,142	$ 71,962	$ 65,792