Quarterly report pursuant to Section 13 or 15(d)

Organization and Description of Business Operations (Details)

v3.22.2.2
Organization and Description of Business Operations (Details)
$ / shares in Units, $ in Thousands
 9 Months Ended
Nov. 03, 2022
Vote
shares
Sep. 30, 2022
USD ($)
Vote
multiplier
$ / shares
shares
Nov. 02, 2022
shares
Dec. 31, 2021
USD ($)
Jun. 30, 2020
shares
Organization And Description Of Business Operations [Line items]          
Accumulated deficit | $   $ (241,464)   $ (199,862)  
Cash and cash equivalents | $   $ 20,478   $ 54,735  
Number of votes per share | Vote   1      
Multiplier to calculate voting rights per Class A common share | multiplier   1.1      
Period after mailing of information statement to the common stockholders of record, that the Reverse Stock Split will become effective 20 days        
At the Market Offering          
Organization And Description Of Business Operations [Line items]          
Common stock shares issued during the period under at the market offering | shares   5,157,914      
Average selling price per share | $ / shares   $ 1.93      
Aggregate gross proceeds of common stock issued | $   $ 9,900      
Stock issued during period value common shares after deducting commissions and other transaction costs | $   9,700      
Commissions and other transaction costs | $   $ 200      
2015 Incentive Plan          
Organization And Description Of Business Operations [Line items]          
Number of shares available for issuance authorized | shares     900,000   9,000,000
Subsequent events          
Organization And Description Of Business Operations [Line items]          
Reverse stock split, conversion ratio 0.1        
Percentage of voting power held by shareholders who signed the written consent to effect a Reverse Stock Split 58.00%        
Subsequent events | Common No Class          
Organization And Description Of Business Operations [Line items]          
Number of shares held by shareholders who signed the written consent to effect a Reverse Stock Split | shares 10,914,552        
Number of votes per share | Vote 1        
Subsequent events | Class A Common Shares          
Organization And Description Of Business Operations [Line items]          
Number of shares held by shareholders who signed the written consent to effect a Reverse Stock Split | shares 7,000,000        
Number of votes per share | Vote 13.5        
Multiplier to calculate voting rights per Class A common share | Vote 1.1        
Subsequent events | 2015 Incentive Plan          
Organization And Description Of Business Operations [Line items]          
Number of shares available for issuance authorized | shares 3,000,000