Quarterly report pursuant to Section 13 or 15(d)

Description of Business, the Spin-off and Basis of Presentation (Details)

v3.21.1
Description of Business, the Spin-off and Basis of Presentation (Details)
 1 Months Ended
Apr. 22, 2019
shares
Jan. 31, 2021
segment
May 03, 2021
shares
May 02, 2021
shares
Mar. 31, 2021
USD ($)
shares
Dec. 31, 2020
USD ($)
May 26, 2020
shares
May 25, 2020
shares
Aug. 28, 2019
shares
Jun. 21, 2019
USD ($)
Description of Business, the Spin-off and Basis of Presentation                    
Number of operating segments | segment   1                
Allowance for doubtful accounts         $ 3,000 $ 1,000        
Raw materials         197,000 190,000        
Work-in-progress         34,000 22,000        
Finished goods         21,000 21,000        
prepaid insurance         18,000 16,000        
General prepaid expenses         14,000 9,000        
Remaining performance obligations         0          
Assets:                    
Cash         1,070,000 32,000        
Accounts receivable, net         96,000 73,000        
Inventory, net         252,000 233,000        
Prepaid expenses and other current assets         32,000 25,000        
Property and equipment, net         796,000 553,000        
Operating lease - right of use asset         775,000 805,000        
Other assets         50,000 178,000        
Total assets         3,426,000 2,257,000        
Liabilities:                    
Accounts payable         (644,000) (658,000)        
Accrued expenses and other current liabilities         (89,000) (90,000)        
Operating lease liability - current         (207,000) (207,000)        
Long-term operating lease liability         (568,000) (598,000)        
Total liabilities         $ (2,426,000) $ (2,186,000)        
Subsequent Events                    
Description of Business, the Spin-off and Basis of Presentation                    
Common stock reserved for issuance | shares     17,000,000              
2019 Plan                    
Description of Business, the Spin-off and Basis of Presentation                    
Common stock reserved for issuance | shares         17,000,000   17,000,000 2,000,000 2,000,000  
Number of shares available for grant | shares         14,705,949          
2019 Plan | Subsequent Events                    
Description of Business, the Spin-off and Basis of Presentation                    
Common stock reserved for issuance | shares     20,000,000 17,000,000            
2019 Plan | Executive officer                    
Description of Business, the Spin-off and Basis of Presentation                    
Number of shares available for grant | shares             500,000   500,000  
2019 Plan | Executive officer | Subsequent Events                    
Description of Business, the Spin-off and Basis of Presentation                    
Number of shares available for grant | shares     500,000              
The Spin-Off                    
Description of Business, the Spin-off and Basis of Presentation                    
Number of shares received by holder of each common stock | shares 1                  
Shares distributed | shares 5,005,211                  
Assets:                    
Cash                   $ 186,000
Accounts receivable, net                   72,000
Inventory, net                   140,000
Prepaid expenses and other current assets                   101,000
Property and equipment, net                   155,000
Operating lease - right of use asset                   976,000
Other assets                   178,000
Total assets                   1,808,000
Liabilities:                    
Accounts payable                   (496,000)
Accrued expenses and other current liabilities                   (395,000)
Operating lease liability - current                   (207,000)
Long-term operating lease liability                   (769,000)
Total liabilities                   (1,867,000)
Net liabilities assumed in Spin-Off on June 21, 2019                   $ (59,000)