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Consolidated Statements of Stockholders' Equity (Deficit) - USD ($)
$ in Thousands
At Market Issuance Sales Agreement [Member]
Series A Preferred Stock [Member]
Preferred Stock [Member]
At Market Issuance Sales Agreement [Member]
Common Stock [Member]
At Market Issuance Sales Agreement [Member]
Preferred Stock [Member]
At Market Issuance Sales Agreement [Member]
Additional Paid-in Capital [Member]
At Market Issuance Sales Agreement [Member]
Retained Earnings [Member]
At Market Issuance Sales Agreement [Member]
Direct Offering [Member]
Series A Preferred Stock [Member]
Preferred Stock [Member]
Direct Offering [Member]
Common Stock [Member]
Direct Offering [Member]
Preferred Stock [Member]
Direct Offering [Member]
Additional Paid-in Capital [Member]
Direct Offering [Member]
Retained Earnings [Member]
Direct Offering [Member]
Conversion of Preferred Shares to Common Shares [Member]
Series A Preferred Stock [Member]
Preferred Stock [Member]
Conversion of Preferred Shares to Common Shares [Member]
Common Stock [Member]
Conversion of Preferred Shares to Common Shares [Member]
Preferred Stock [Member]
Conversion of Preferred Shares to Common Shares [Member]
Additional Paid-in Capital [Member]
Conversion of Preferred Shares to Common Shares [Member]
Retained Earnings [Member]
Conversion of Preferred Shares to Common Shares [Member]
Series A Preferred Stock [Member]
Lenders [Member]
Preferred Stock [Member]
Series A Preferred Stock [Member]
Common Stock [Member]
Series A Preferred Stock [Member]
Preferred Stock [Member]
Series A Preferred Stock [Member]
Additional Paid-in Capital [Member]
Series A Preferred Stock [Member]
Retained Earnings [Member]
Series A Preferred Stock [Member]
Lenders [Member]
Common Stock [Member]
Lenders [Member]
Preferred Stock [Member]
Lenders [Member]
Additional Paid-in Capital [Member]
Lenders [Member]
Retained Earnings [Member]
Lenders [Member]
Common Stock [Member]
Preferred Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Total
Balance (in shares) at Dec. 31, 2020                                         0                 36,902,361 7,531      
Balance at Dec. 31, 2020                                         $ 0                 $ 368 $ 1 $ 513,744 $ (539,414) $ (25,301)
Issuance of restricted stock units (in shares)                                         0                 158,673 0      
Issuance of restricted stock units                                         $ 0                 $ 1 $ 0 0 0 1
Net settlement for taxes related to equity awards                                         $ 0                 $ 0 $ 0 (1,184) 0 (1,184)
Issuance of shares (in shares) 0 1,649,318 0       0 1,219,512 0                       2,300                          
Issuance of shares $ 0 $ 16 $ 0 $ 18,366 $ 0 $ 18,382 $ 0 $ 12 $ 0 $ 14,062 $ 0 $ 14,074               $ 0 $ 1 $ 54,209 $ 0 $ 54,210                    
Conversion of securities (in shares)                         0 2,917,167 (7,202)                                      
Conversion of securities                         $ 0 $ 29 $ 0 $ (29) $ 0 $ 0                                
Issuance of shares pursuant to exercise of warrants (in shares)                                         0                 362,500 0      
Issuance of shares pursuant to exercise of warrants                                         $ 0                 $ 4 $ 0 0 0 4
Reclassification of warrant liability                                         0                 0 0 3,179 0 3,179
Issuance of warrants                                         0                 0 0 1,795 0 1,795
Issuance of shares to lenders (in shares)                                     0           363,566 0                
Issuance of shares to lenders                                     $ 0           $ 4 $ 0 $ 4,613 $ 0 $ 4,617          
Dividends paid and declared                                         0                 0 0 0 (2,737) (2,737)
Cancellation of stock options to consultants                                         $ 0                 $ 0 $ 0 71 0 71
Stock-based compensation expense (in shares)                                         0                 83,072 0      
Stock-based compensation expense                                         $ 0                 $ 1 $ 0 4,746 0 4,747
Net loss and comprehensive loss                                         $ 0                 $ 0 $ 0 0 (31,249) (31,249)
Balance (in shares) at Dec. 31, 2021                                         2,300                 43,656,169 329      
Balance at Dec. 31, 2021                                         $ 1                 $ 435 $ 1 613,572 (573,400) 40,609
Issuance of shares (in shares)                                         0                 11,857,140 0      
Issuance of shares                                         $ 0                 $ 118 $ 0 21,518 0 21,636
Dividends paid and declared                                         $ 0                 $ 0 $ 0 0 (5,106) (5,106)
Stock-based compensation expense (in shares)                                         0                 310,501 0      
Stock-based compensation expense                                         $ 0                 $ 3 $ 0 1,873 0 1,876
Net loss and comprehensive loss                                         $ 0                 $ 0 $ 0 0 (24,792) (24,792)
Balance (in shares) at Dec. 31, 2022                                         2,300                 55,823,810 329      
Balance at Dec. 31, 2022                                         $ 1                 $ 556 $ 1 $ 636,963 $ (603,298) $ 34,223