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Condensed Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Common Stock
Additional Paid-In Capital
Retained Earnings (Accumulated Deficit).
Total
Balances at the beginning at Dec. 31, 2022 $ 20 $ 131,001 $ (9,621) $ 121,400
Balances at the beginning (in shares) at Dec. 31, 2022 20,252,677      
Increase (Decrease) in Stockholders' Equity        
Stock-based compensation   3,831   3,831
Exercise of common stock options and vesting of performance and restricted stock units   11   11
Exercise of common stock options and vesting of performance and restricted stock units (in shares) 209,809      
Sale of common stock from follow-on public offering, net of offering expenses $ 3 34,622   34,625
Sale of common stock from follow-on public offering, net of offering expenses (in shares) 2,875,000      
Common shares issued for employee stock purchase plan   882   882
Common shares issued for employee stock purchase plan (in shares) 120,816      
Net loss for the period     (1,986) (1,986)
Balances at the end at Jun. 30, 2023 $ 23 170,347 (11,607) 158,763
Balances at the end (in shares) at Jun. 30, 2023 23,458,302      
Balances at the beginning at Mar. 31, 2023 $ 23 167,646 (11,507) 156,162
Balances at the beginning (in shares) at Mar. 31, 2023 23,235,065      
Increase (Decrease) in Stockholders' Equity        
Stock-based compensation   1,808   1,808
Exercise of common stock options and vesting of performance and restricted stock units   11   11
Exercise of common stock options and vesting of performance and restricted stock units (in shares) 102,421      
Common shares issued for employee stock purchase plan   882   882
Common shares issued for employee stock purchase plan (in shares) 120,816      
Net loss for the period     (100) (100)
Balances at the end at Jun. 30, 2023 $ 23 170,347 (11,607) 158,763
Balances at the end (in shares) at Jun. 30, 2023 23,458,302      
Balances at the beginning at Dec. 31, 2023 $ 24 174,724 18,894 193,642
Balances at the beginning (in shares) at Dec. 31, 2023 23,600,584      
Increase (Decrease) in Stockholders' Equity        
Stock-based compensation   3,899   3,899
Exercise of common stock options and vesting of performance and restricted stock units   2   2
Exercise of common stock options and vesting of performance and restricted stock units (in shares) 258,257      
Common shares issued for employee stock purchase plan   1,044   1,044
Common shares issued for employee stock purchase plan (in shares) 107,907      
Net loss for the period     2,089 2,089
Balances at the end at Jun. 30, 2024 $ 24 179,669 20,983 200,676
Balances at the end (in shares) at Jun. 30, 2024 23,966,748      
Balances at the beginning at Mar. 31, 2024 $ 24 176,764 16,685 193,473
Balances at the beginning (in shares) at Mar. 31, 2024 23,761,897      
Increase (Decrease) in Stockholders' Equity        
Stock-based compensation   1,860   1,860
Exercise of common stock options and vesting of performance and restricted stock units   1   1
Exercise of common stock options and vesting of performance and restricted stock units (in shares) 96,944      
Common shares issued for employee stock purchase plan   1,044   1,044
Common shares issued for employee stock purchase plan (in shares) 107,907      
Net loss for the period     4,298 4,298
Balances at the end at Jun. 30, 2024 $ 24 $ 179,669 $ 20,983 $ 200,676
Balances at the end (in shares) at Jun. 30, 2024 23,966,748