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Commitments and Contingencies - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended |
--- | --- | ---
Sep. 30, 2025 | Dec. 31, 2024
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Gain on common stock | $ 685,594 | $ 693,462
Common stock, shares issued (in shares) | 32,506,880 | 32,970,425
Common stock, shares outstanding (in shares) | 32,506,880 | 32,970,425
Visa Class C Common Stock |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Gain on common stock | $ 2,900 |
Common Class B-2 |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Common stock, shares issued (in shares) | 6,698 |
Conversion ratio (in dollars per share) | $ 1.5223 |
Common Class A |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |
Conversion ratio (in dollars per share) | $ 341.38 |
Common stock, shares outstanding (in shares) | 3,500,000 |

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