Variable Interest Entities - Summary of Information about Variable Interests (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Carrying Amount - Assets
Total assets	$ 1,033,819	$ 1,037,860
Other Investments [Member]
Carrying Amount - Assets
Preferred stock—Series A Shares	312	250
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member]
Carrying Amount - Assets
Total assets	28,488	13,988
Securrency Inc [Member]
Carrying Amount - Assets
Preferred stock—Series A Shares	8,488	8,488
Preferred stock—Series B Shares	5,500	5,500
Convertible note	14,500
Fnality International Limited [Member]
Carrying Amount - Assets
Equity Method Investments	6,921
Variable Interest Entity, Not Primary Beneficiary [Member]
Carrying Amount - Assets
Total assets	35,721	14,238
Maximum exposure to loss	$ 35,721	$ 14,238