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Other liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Other Liabilities [Abstract]    
Accruals and other accumulated expenses $ 9,266 $ 9,213
Accounts payable 2,311 6,307
Others 2,784 3,194
Other liabilities $ 14,361 $ 18,714