v3.25.4

Fair value measurements - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Gain on investments at fair value | $ 13,283 | $ 5,238 | $ 2,334
Recurring |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Investments, at fair value | 49,218 | 75,496 |
Level 1 | Recurring |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Investments, at fair value | 12,996 | 75,496 |
Level 3 | Recurring |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Investments, at fair value | 36,222 | 0 |
Level 3 | Fair Value, Nonrecurring |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Loans receivable | 544,000 | 625,000 |
Notes receivable | $ 80,000 | $ 402,000 |

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