XML 69 R52.htm IDEA: XBRL DOCUMENT v3.20.2
Commitments and Contingencies - Commitments (Details)
3 Months Ended 9 Months Ended
Aug. 31, 2020
USD ($)
ft²
Aug. 28, 2018
USD ($)
ft²
shares
Sep. 30, 2020
USD ($)
Sep. 30, 2019
USD ($)
Sep. 30, 2020
USD ($)
Sep. 30, 2019
USD ($)
Mar. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Commitments and Contingencies                
Monthly base rent for first twelve months   $ 38,000            
Monthly base rent for subsequent twelve months   40,000            
Monthly base rent for final months   41,000            
Standby letter of credit received as collateral   $ 475,000            
Term   5 years            
Warrants to purchase (in shares) | shares   9,580            
Fair value of warrants included in stockholders equity   $ 494,000            
Non-cash rent expense per month   $ 20,000            
Minimum                
Commitments and Contingencies                
Lease expense under non-cancelable operating lease         $ 38,000      
Maximum                
Commitments and Contingencies                
Lease expense under non-cancelable operating lease         41,000      
Letter of credit                
Commitments and Contingencies                
Letter of Credit               $ 475,000
Letter of credit | Shareholder                
Commitments and Contingencies                
Letter of Credit               $ 122,000
Letter of credit cancelled             $ 122,000  
General and administrative expense                
Commitments and Contingencies                
Lease expense under non-cancelable operating lease     $ 191,000 $ 153,000 $ 588,000 $ 554,000    
Office lease extension agreement                
Commitments and Contingencies                
Area (in square feet) | ft²   6,311            
Office space sub lease                
Commitments and Contingencies                
Area (in square feet) | ft² 5,263              
Sub lease rent $ 15,000