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Long Term Interest-Bearing Bank Deposits (Tables)
6 Months Ended
Jun. 30, 2023
Long Term Interest-Bearing Bank Deposits [Abstract]  
Schedule of Long Term Interest-Bearing Bank Deposits LONG TERM INTEREST-BEARING BANK DEPOSITS
   June 30,   December 31, 
(in thousands)  2023   2022 
Bank deposits in U.S.$ (annual average interest rates 4.22%)  $7,159   $
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Total long-term interest-bearing bank deposits  $7,159   $
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