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(Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Payables and Accruals [Abstract]
Employee related expenses	$ 486	$ 2,233
Accrued construction related expenses	17	188
Accrued professional fees	882	750
Accrued royalties	1,926	2,419
Accrued freight and delivery charges	1,255	882
Accrued real estate tax	2,103	806
Accrued utilities	457	10
Sales tax liability	24	424
Other accrued liabilities	565	437
Total accrued liabilities	7,735	8,578
accrued equipment expense	$ 20	$ 429

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