Leases (Details 5) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Less current portion	$ (546)	$ (570)
Total	944	1,133
Net book value	2,196	$ 2,484
Financial Lease [Member]
2019 (remaining months)	430
2020	588
2021	479
2022	37
Total minimum payments required:	1,534
Less amount representing interest:	(44)
Present value of net minimum lease payments:	1,490
Less current portion	(546)
Total	944
Equipment under finance lease	3,363
Less: accumulated depreciation	(1,487)
Net book value	$ 1,876

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