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Variable Interest Entities (Details) - Schedule of Information about Variable Interests - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
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Carrying Amount—Assets (Securrency): |  |
Carrying Amount—Assets | $ 9,684 | $ 35,721
Securrency, Inc. Series A convertible preferred stock [Member] |  |
Carrying Amount—Assets (Securrency): |  |
Carrying Amount—Assets |  | 8,488
Securrency, Inc. Series B convertible preferred stock [Member] |  |
Carrying Amount—Assets (Securrency): |  |
Carrying Amount—Assets |  | 5,500
Securrency Convertible Note [Member] |  |
Carrying Amount—Assets (Securrency): |  |
Carrying Amount—Assets |  | 14,500
Securrency Inc Sub Total [Member] |  |
Carrying Amount—Assets (Securrency): |  |
Carrying Amount—Assets |  | 28,488
Convertible note [Member] |  |
Carrying Amount—Assets (Securrency): |  |
Carrying Amount—Assets |  | 6,921
B-1 Preference Shares [Member] |  |
Carrying Amount—Assets (Securrency): |  |
Carrying Amount—Assets | 9,684 |
Subtotal—Fnality [Member] |  |
Carrying Amount—Assets (Securrency): |  |
Carrying Amount—Assets | 9,684 | 6,921
Other investments [Member] |  |
Carrying Amount—Assets (Securrency): |  |
Carrying Amount—Assets |  | 312
Maximum exposure to loss [Member] |  |
Carrying Amount—Assets (Securrency): |  |
Carrying Amount—Assets | $ 9,684 | $ 35,721

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