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Leases (Details-3)
$ in Thousands
12 Months Ended
Dec. 31, 2019
USD ($)
Lessee Disclosure [Abstract]  
Finance leases - Financing cash flows $ 945
Finance leases - Operating cash flows 792
Operating leases - operating cash flows 134
Lease assets obtained in exchange for lease liabilities - finance leases 12,101
Lease assets obtained in exchange for lease liabilities - operating leases $ 657