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v3.24.3

Investments in debt and equity securities (Detail) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Investment Holdings [Line Items] |  |
Debt securities | $ 15,296 | $ 22,109
Investments in equity securities | 39,544 | 37,391
Equity Securities, FV-NI | 39,544 | 37,391
Total | 54,840 | 59,500
Debt securities, short-term investments | 15,296 | 7,110
Short-term investments | 20,996 | 11,610
Debt securities, long-term investments | 0 | 14,999
Long-term investments | 33,844 | 47,890
Certificates of deposit and other time deposits |  |
Investment Holdings [Line Items] |  |
Debt securities | 15,296 | 22,109
Investments in equity securities | 0 | 0
Total | 15,296 | 22,109
Investments in mutual funds and common stocks |  |
Investment Holdings [Line Items] |  |
Debt securities | 0 | 0
Investments in equity securities | 39,544 | 37,391
Total | 39,544 | 37,391
Short-term Investments |  |
Investment Holdings [Line Items] |  |
Investments in equity securities | 5,700 | 4,500
Long-term Investments |  |
Investment Holdings [Line Items] |  |
Equity Securities, FV-NI, Noncurrent | $ 33,844 | $ 32,891

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