Fair Value - Additional Information (Details)	Mar. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Mar. 31, 2023
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Other investments	$ 38,188,000	$ 88,031,000
Fair value assets level 2 to level 3 transfers amount	$ 0
Revenue growth rate | Minimum | CarVal
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Acquisition-related contingent liability (as percent)	0.020		0.020
Revenue growth rate | Maximum | CarVal
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Acquisition-related contingent liability (as percent)	0.293		0.839
Revenue growth rate | Weighted Average | CarVal
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Acquisition-related contingent liability (as percent)	0.079		0.103
Discount rate | Minimum | CarVal
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Acquisition-related contingent liability (as percent)	0.019		0.019
Discount rate | Maximum | CarVal
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Acquisition-related contingent liability (as percent)	0.104		0.104
Discount rate | Weighted Average | CarVal
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Acquisition-related contingent liability (as percent)	0.046		0.046
Other
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Other investments	$ 2,704,000	2,739,000
Mutual Fund | Level 1 | Other
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Total investments	8,400,000	7,900,000
Start-up company
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Other investments	300,000	300,000
Broker dealer exchange memberships
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Other investments	$ 2,400,000	$ 2,400,000