Annual report pursuant to Section 13 and 15(d)

Other Current Assets - Schedule of Other Current Assets (Details)

v3.20.2
Other Current Assets - Schedule of Other Current Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]                
Notes receivables, promissory note       $ 885      
Receivable for the sale of assets 112            
Prepaid insurance 210       65      
Prepaid legal 212            
Prepaid operating expenses 115       625      
Other current assets $ 649 $ 474 $ 565 $ 448 $ 1,575 $ 2,721 $ 4,697 $ 6,059