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Fair Value Measurements - Classes of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Financial Assets |  |
Investments—Consolidated Investment Companies | $ 108,448 | $ 105,542
Investments—Affiliates and Other | 76,524 | 87,805
Fair Value, Measurements, Recurring |  |
Financial Assets |  |
Cash and Cash Equivalents | 336,782 | 233,327
Investments—Consolidated Investment Companies | 108,448 | 105,542
Investments—Affiliates and Other | 76,524 | 87,805
Other | 7,007 | 7,105
Total Financial Assets | 528,761 | 433,779
Financial Liabilities |  |
Total Financial Liabilities | 8,470 | 13,296
Fair Value, Measurements, Recurring | Level 1 |  |
Financial Assets |  |
Cash and Cash Equivalents | 336,782 | 233,327
Investments—Consolidated Investment Companies | 49,119 | 38,799
Investments—Affiliates and Other | 71,369 | 82,594
Other | 6,538 | 7,105
Total Financial Assets | 463,808 | 361,825
Financial Liabilities |  |
Total Financial Liabilities | 27 | 0
Fair Value, Measurements, Recurring | Level 2 |  |
Financial Assets |  |
Cash and Cash Equivalents | 0 | 0
Investments—Consolidated Investment Companies | 59,329 | 66,743
Investments—Affiliates and Other | 5,130 | 5,165
Other | 469 | 0
Total Financial Assets | 64,928 | 71,908
Financial Liabilities |  |
Total Financial Liabilities | 4 | 1,644
Fair Value, Measurements, Recurring | Level 3 |  |
Financial Assets |  |
Cash and Cash Equivalents | 0 | 0
Investments—Consolidated Investment Companies | 0 | 0
Investments—Affiliates and Other | 25 | 46
Other | 0 | 0
Total Financial Assets | 25 | 46
Financial Liabilities |  |
Total Financial Liabilities | $ 8,439 | $ 11,652

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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References No definition available. + Details
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- Definition Fair value of financial obligations, including, but not limited to, debt instruments, derivative liabilities, federal funds purchased and sold under agreements to repurchase, securities loaned or sold under agreements to repurchase, financial instruments sold not yet purchased, guarantees, line of credit, loans and notes payable, servicing liability, and trading liabilities. + References No definition available. + Details
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