Leases (Details 2) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Operating leases
Operating lease right-of-use assets	$ 416
Current portion of operating lease obligations	332
Finance leases
Accumulated depreciation	(3,171)	(2,448)
Property and equipment, net	1,583	2,484
Current portion of finance lease obligations	568	570
Finance lease obligations, net of current portion	508	1,133
Operating Lease [Member]
Operating leases
Operating lease right-of-use assets	390
Current portion of operating lease obligations	332
Operating lease liabilities, net of current portion	58
Total operating lease liabilities	390
Lease [Member]
Operating leases
Operating lease right-of-use assets	390
Current portion of operating lease obligations	332
Operating lease liabilities, net of current portion	58
Financial Lease [Member]
Finance leases
Property and equipment, at cost	3,348
Accumulated depreciation	(1,956)
Property and equipment, net	1,392
Current portion of finance lease obligations	568	570
Finance lease obligations, net of current portion	508	1,133
Total finance lease liabilities	$ 1,076	$ 1,703

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Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Present value of lessee's discounted obligation for lease payments from finance lease.

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