Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Changes in Stockholders' Equity

v3.24.1
Consolidated Statements of Changes in Stockholders' Equity - USD ($)
$ in Thousands
At the Market Offering [Member]
Preferred Stock [Member]
At the Market Offering [Member]
Common Stock [Member]
At the Market Offering [Member]
Additional Paid-in Capital [Member]
At the Market Offering [Member]
AOCI Attributable to Parent [Member]
At the Market Offering [Member]
Retained Earnings [Member]
At the Market Offering [Member]
Private Placement [Member]
Preferred Stock [Member]
Private Placement [Member]
Common Stock [Member]
Private Placement [Member]
Additional Paid-in Capital [Member]
Private Placement [Member]
AOCI Attributable to Parent [Member]
Private Placement [Member]
Retained Earnings [Member]
Private Placement [Member]
Preferred Stock [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
AOCI Attributable to Parent [Member]
Retained Earnings [Member]
Total
Balance (in shares) at Dec. 31, 2021                         16,000 72,222,000        
Balance at Dec. 31, 2021                         $ 0 $ 72 $ 306,998 $ 829 $ (257,144) $ 50,755
Net loss                         0 0 0 0 (33,277) (33,277)
Foreign currency translation adjustment                         0 0 0 (1,010) 0 (1,010)
Unrealized loss on investments                         0 0 0 (73) 0 (73)
Stock based compensation expense                         $ 0 $ 0 4,402 0 0 4,402
Issuance of common stock resulting from exercise of stock options (in shares)                         0 46,000        
Issuance of common stock resulting from exercise of stock options                         $ 0 $ 0 95 0 0 $ 95
Issuance of common stock resulting from purchase of employee stock purchase plan shares (in shares)                         0 182,000       181,466
Issuance of common stock resulting from purchase of employee stock purchase plan shares                         $ 0 $ 0 197 0 0 $ 197
Issuance of common stock (in shares) 0 2,069,000                                
Issuance of common stock $ 0 $ 2 $ 6,838 $ 0 $ 0 $ 6,840                        
Balance (in shares) at Dec. 31, 2022             16,000 74,519,000                    
Balance at Dec. 31, 2022             $ 0 $ 74 $ 318,530 $ (254) $ (290,421) $ 27,929           27,929
Net loss                         0 0 0 0 (24,543) (24,543)
Foreign currency translation adjustment                         0 0 0 208 0 208
Unrealized loss on investments                         0 0 0 74 0 74
Stock based compensation expense                         $ 0 $ 0 3,349 0 0 $ 3,349
Issuance of common stock resulting from purchase of employee stock purchase plan shares (in shares)                         0 155,000       154,656
Issuance of common stock resulting from purchase of employee stock purchase plan shares                         $ 0 $ 0 66 0 0 $ 66
Issuance of common stock (in shares)                         0 24,261,000        
Issuance of common stock                         $ 0 $ 24 19,651 0 0 19,675
Balance (in shares) at Dec. 31, 2023                         16,000 98,935,000        
Balance at Dec. 31, 2023                         $ 0 $ 98 $ 341,596 $ 28 $ (314,964) $ 26,758