Quarterly report pursuant to Section 13 or 15(d)

Description of Business and Basis of Presentation - Additional Information (Detail)

v3.22.1
Description of Business and Basis of Presentation - Additional Information (Detail) - USD ($)
shares in Thousands, $ in Thousands
3 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Mar. 31, 2021
Dec. 31, 2020
Basis Of Presentation [Line Items]        
Series F Preferred stock, shares issued 0 0    
Gross proceeds from the issuance of common stock, net of offering costs $ 4,800      
Prepaid expenses and other current assets 2,183 $ 2,012    
Working capital 30,700 35,500    
Cash and cash equivalents 21,606 29,972    
Cash, cash equivalents, and restricted cash 21,809 30,175 $ 41,046 $ 17,876
Accounts receivable, net 5,180 4,238    
Available balance $ 3,800      
Cyber Incident        
Basis Of Presentation [Line Items]        
Prepaid expenses and other current assets   $ 400