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Consolidated Statements of Stockholders’ Equity (Deficit) - USD ($)
shares in Thousands, $ in Thousands
Series A Special Voting
Preferred Stock
Common Stock
Exchangeable Shares
Additional Paid-In Capital
Accumulated Other Comprehensive Loss
Accumulated Deficit
Total
Balance at Dec. 31, 2020 $ 5 $ 102,362 $ (106,288) $ (3,921)
Balance (in Shares) at Dec. 31, 2020 5,241        
Exchange of exchangeable shares $ (9) 9
Exchange of exchangeable shares (in Shares) (9,295) 9,295        
Issuance of common stock under stock plans, net of taxes paid related to net share settlements of restricted stock units 37 37
Issuance of common stock under stock plans, net of taxes paid related to net share settlements of restricted stock units (in Shares) 30        
Settlement of warrants to common stock 1,208 1,208
Settlement of warrants to common stock (in Shares) 287        
Conversion of convertible debentures to common stock $ 7 13,538 13,545
Conversion of convertible debentures to common stock (in Shares) 7,305        
Effect of business combination $ 9 37,618 37,627
Effect of business combination (in Shares) 8,716        
Stock-based compensation 4,484 4,484
Net loss (10,911) (10,911)
Balance at Dec. 31, 2021 $ 12 159,256 (117,199) 42,069
Balance (in Shares) at Dec. 31, 2021 12,284 9,295        
Exchange of exchangeable shares
Exchange of exchangeable shares (in Shares) 188 (188)        
Issuance of common stock under stock plans, net of taxes paid related to net share settlements of restricted stock units $ 1 (120) (119)
Issuance of common stock under stock plans, net of taxes paid related to net share settlements of restricted stock units (in Shares) 498        
Sale of common stock and warrants $ 1 2,098 2,099
Sale of common stock and warrants (in Shares) 1,300        
Initial recognition of fair value of warrant liability (2,099) (2,099)
Unrealized loss on available-for-sale securities (25) (25)
Stock-based compensation 5,730 5,730
Net loss (32,398) (32,398)
Balance at Dec. 31, 2022 $ 14 $ 164,865 $ (25) $ (149,597) $ 15,257
Balance (in Shares) at Dec. 31, 2022 14,270 9,107