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Leases (Details-3) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Lessee Disclosure [Abstract]    
Finance leases - Financing cash flows $ 1,495 $ 1,149
Finance leases - Operating cash flows 771 784
Operating leases - operating cash flows 362 319
Lease assets obtained in exchange for lease liabilities - finance leases 1,026 1,480
Lease assets obtained in exchange for lease liabilities - operating leases $ 2,178 $ 5,791