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(Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Payables and Accruals [Abstract]
Employee related expenses	$ 749	$ 2,233
Accrued construction related expenses	4	188
Accrued professional fees	695	750
Accrued royalties	1,581	2,419
Accrued freight and delivery charges	539	882
Accrued real estate tax	605	806
Accrued utilities	178	10
Sales tax liability	70	424
Other accrued liabilities	(98)	437
Total accrued liabilities	4,337	8,578
accrued equipment expense	$ 14	$ 429

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