Annual report pursuant to Section 13 and 15(d)

Leases (Details)

v3.21.1
Leases (Details)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Lessee, Lease, Description [Line Items]    
Option to extend true  
Residual value guarantee false  
Weighted average remaining lease term (in years) - operating leases 3 years 4 months 13 days 4 years 6 months 4 days
Weighted average discount rate - operating leases 7.67% 8.00%
Minimum    
Lessee, Lease, Description [Line Items]    
Lease term 1 year  
Maximum    
Lessee, Lease, Description [Line Items]    
Lease term 7 years