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Investments (Details) - Schedule of Investments - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Investments [Line Items]
Carrying value of investment	$ 36,873	$ 35,721
Cost of investment	45,725	35,725
Securrency, Inc. Series A convertible preferred stock [Member]
Investments [Line Items]
Carrying value of investment		8,488
Cost of investment	8,112	8,112
Securrency, Inc. Series B convertible preferred stock [Member]
Investments [Line Items]
Carrying value of investment	305	5,500
Cost of investment	5,500	5,500
Securrency convertible secured note [Member]
Investments [Line Items]
Carrying value of investment	12,925
Cost of investment	10,000
Securrency Convertible Note [Member]
Investments [Line Items]
Carrying value of investment	16,190	14,500
Cost of investment	15,000	15,000
Securrency Inc Sub Total [Member]
Investments [Line Items]
Carrying value of investment	29,420	28,488
Cost of investment	38,612	28,612
Fnality International Limited [Member]
Investments [Line Items]
Carrying value of investment	7,453	6,921
Cost of investment	6,863	6,863
Other Investments [Member]
Investments [Line Items]
Carrying value of investment		312
Cost of investment	$ 250	$ 250

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