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Summary of Significant Accounting Policies - Additional Information (Details)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2021
USD ($)
segment
entity
$ / shares
shares
Mar. 31, 2020
USD ($)
Dec. 31, 2020
USD ($)
Dec. 22, 2020
$ / shares
Dec. 31, 2019
$ / shares
Unrecognized Tax Benefits $ 0   $ 0    
Unconsolidated VIE's | entity 1        
Number of reportable segment | segment 1        
Provision for impairment $ 0 $ 0      
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares $ 4.50     $ 4.50 $ 6.50
Deferred Offering Costs $ 3,600   3,900    
Operating Lease, Liability $ 1,626   1,716    
Restricted Stock [Member]          
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | shares 290,074        
Warrant [Member]          
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | shares 7,179,000        
Prepaid Expenses and Other Current Assets [Member]          
Deferred Offering Costs $ 1,600   $ 2,600