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Accrued and Other Expenses
3 Months Ended
Mar. 31, 2020
Payables and Accruals [Abstract]  
Accrued and Other Expenses Accrued and Other Expenses
Accrued and other expenses were comprised of the following:
 March 31, 2020December 31, 2019
Employee related expenses$844  $2,233  
Accrued construction related expenses15  188  
Accrued equipment
176  429  
Accrued professional fees743  750  
Accrued royalties2,272  2,419  
Accrued freight and delivery charges823  882  
Accrued real estate tax291  806  
Accrued utilities365  10  
Sales tax liability684  424  
Other accrued liabilities239  437  
Total accrued liabilities$6,452  $8,578