Quarterly report pursuant to Section 13 or 15(d)

LEASES Narrative (Details)

v3.20.2
LEASES Narrative (Details)
 3 Months Ended 9 Months Ended
May 01, 2020
USD ($)
Lease
Jan. 01, 2019
Sep. 30, 2020
USD ($)
Lease
lease_options
Sep. 30, 2019
USD ($)
Sep. 30, 2020
USD ($)
Lease
lease_options
Sep. 30, 2019
USD ($)
Dec. 31, 2019
USD ($)
Lessee, Lease, Description [Line Items]              
Number of operating leases | Lease         2    
Number of non-cancelable leases | Lease     2   2    
Number of Leases Amended | Lease 1            
Restricted cash     $ 105,000   $ 105,000   $ 150,000
Number of lease renewal options recognized | lease_options     0   0    
Weighted average incremental borrowing rate   4.75%          
Operating lease, cost     $ 278,000 $ 268,000 $ 840,000 $ 795,000  
Cash paid for operating lease liabilities         422,000 441,000  
Restricted Cash              
Lessee, Lease, Description [Line Items]              
Collateral pledged amount     105,000   105,000    
Research and development expenses              
Lessee, Lease, Description [Line Items]              
Operating lease, cost     196,000 204,000 608,000 597,000  
Sales, marketing and administration expenses              
Lessee, Lease, Description [Line Items]              
Operating lease, cost     82,000 $ 64,000 232,000 $ 198,000  
Letter of Credit | Corporate Headquarters              
Lessee, Lease, Description [Line Items]              
Security deposit     50,000   50,000    
Operating lease, deposit letter of credit $ 200,000       105,000    
Letter of credit annual step down of no default payment     $ 50,000   $ 50,000    
Minimum | Facilities              
Lessee, Lease, Description [Line Items]              
Operating lease renewal periods     2 years   2 years    
Maximum | Facilities              
Lessee, Lease, Description [Line Items]              
Operating lease renewal periods     5 years   5 years    
Maximum | Facilities and Equipment              
Lessee, Lease, Description [Line Items]              
Operating lease term     12 months   12 months