Commitments and Contingencies - Addittional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	6 Months Ended
Jun. 30, 2024	Dec. 31, 2023
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Gain on common stock	$ 691,878	$ 697,349
Trading securities	$ 2,789	$ 0
Common stock, shares issued (in shares)	32,989,327	33,268,102
Common stock, shares outstanding (in shares)	32,989,327	33,268,102
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)	$ 1.5875
Common Class A
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Conversion ratio (in dollars per share)	$ 262.47
Common stock, shares outstanding (in shares)	2,791,000

Per share increase in conversion price of convertible common stock. Excludes change due to standard antidilution provision.

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