Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment - Narrative (Details)

v3.21.2
Property and Equipment - Narrative (Details)
ft² in Thousands, $ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
May 31, 2020
USD ($)
Jun. 30, 2021
USD ($)
ft²
Jun. 30, 2020
USD ($)
Jun. 30, 2021
USD ($)
ft²
Jun. 30, 2020
USD ($)
Dec. 31, 2020
USD ($)
Sep. 20, 2018
ft²
Property, Plant and Equipment [Line Items]              
Depreciation   $ 633 $ 311 $ 1,405 $ 618    
Heights Union              
Property, Plant and Equipment [Line Items]              
Area of lease property | ft²   75,000   75,000     75,000
Deposit in escrow account $ 6,289            
Disbursement from the escrow account   $ 759   $ 759      
Balance remaining in the escrow account   $ 83   $ 83   $ 842