Annual report pursuant to Section 13 and 15(d)

Lease Commitments - Additional Information (Details)

v3.21.1
Lease Commitments - Additional Information (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2020
USD ($)
ft²
Dec. 31, 2019
USD ($)
Lessee, Lease, Description [Line Items]    
Stand-by letter of credit   $ 350
Lease remeasurement $ 264 0
Finance lease cost 272 272
Finance lease, accumulated depreciation $ 161 $ 161
Hershey, Pennsylvania    
Lessee, Lease, Description [Line Items]    
Area of property | ft² 5,800  
Bundoora, Australia    
Lessee, Lease, Description [Line Items]    
Area of property | ft² 1,959  
Rutherford, New Jersey    
Lessee, Lease, Description [Line Items]    
Stand-by letter of credit $ 350