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CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands | Total | Preferred Stock [Member] | Common Stock [Member] | Additional Paid-In Capital [Member] | Accumulated Deficit [Member] | Treasury Stock, Common [Member]
--- | --- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2021 | $ 32,639 | $ 6 | $ 366 | $ 293,030 | $ (260,763) |
Begining Balance (in shares) at Dec. 31, 2021 |  | 565 | 36,574,702 |  |  |
Issuance of common stock from stock option awards | (23) |  | $ 1 | (24) |  |
Issuance of common stock from stock options awards, shares |  |  | 103,135 |  |  |
Stock-based compensation expense | 106 |  |  | 106 |  |
Net income | 645 |  |  |  | 645 |
Ending Balance at Mar. 31, 2022 | 33,367 | $ 6 | $ 367 | 293,112 | (260,118) |
Ending Balance (in shares) at Mar. 31, 2022 |  | 565 | 36,677,837 |  |  |
Beginning Balance at Dec. 31, 2021 | 32,639 | $ 6 | $ 366 | 293,030 | (260,763) |
Begining Balance (in shares) at Dec. 31, 2021 |  | 565 | 36,574,702 |  |  |
Net income | 3,223 |  |  |  |  |
Ending Balance at Jun. 30, 2022 | 35,973 | $ 6 | $ 367 | 293,245 | (257,540) | $ (105)
Ending Balance (in shares) at Jun. 30, 2022 |  | 565 | 36,734,087 |  |  | 71,512
Beginning Balance at Mar. 31, 2022 | 33,367 | $ 6 | $ 367 | 293,112 | (260,118) |
Begining Balance (in shares) at Mar. 31, 2022 |  | 565 | 36,677,837 |  |  |
Issuance of common stock from stock option awards | 25 |  |  | 25 |  |
Issuance of common stock from stock options awards, shares |  |  | 56,250 |  |  |
Stock-based compensation expense | 108 |  |  | 108 |  |
Repurchase of common stock, Shares |  |  |  |  |  | 71,512
Repurchase of common stock, Value | (105) |  |  |  |  | $ 105
Net income | 2,578 |  |  |  | 2,578 |
Ending Balance at Jun. 30, 2022 | 35,973 | $ 6 | $ 367 | 293,245 | (257,540) | $ (105)
Ending Balance (in shares) at Jun. 30, 2022 |  | 565 | 36,734,087 |  |  | 71,512
Beginning Balance at Dec. 31, 2022 | 48,299 | $ 6 | $ 369 | 293,589 | (245,270) | $ (395)
Cumulative change in accounting principle (Note 2) | (231) |  |  |  | (231) |
Begining Balance (in shares) at Dec. 31, 2022 |  | 565 | 36,932,177 |  |  | 243,468
Balance as of January 1, 2023 (as adjusted for change in accounting principle) | (48,068) | $ (6) | $ (369) | (293,589) | 245,501 | $ 395
Balance as of January 1, 2023 (as adjusted for change in accounting principle), shares |  | 565 | 36,932,177 |  |  | 243,468
Issuance of common stock from stock option awards | 5 |  |  | 5 |  |
Issuance of common stock from stock options awards, shares |  |  | 31,191 |  |  |
Issuance of restricted common stock | 152 |  | $ 2 | 150 |  |
Restricted stock units issued, shares |  |  | 134,592 |  |  |
Stock-based compensation expense | 179 |  |  | 179 |  |
Net income | 2,829 |  |  |  | 2,829 |
Ending Balance at Mar. 31, 2023 | 51,233 | $ 6 | $ 371 | 293,923 | (242,672) | $ (395)
Ending Balance (in shares) at Mar. 31, 2023 |  | 565 | 37,097,960 |  |  | 243,468
Beginning Balance at Dec. 31, 2022 | $ 48,299 | $ 6 | $ 369 | 293,589 | (245,270) | $ (395)
Begining Balance (in shares) at Dec. 31, 2022 |  | 565 | 36,932,177 |  |  | 243,468
Issuance of common stock from stock options awards, shares | 76,500 |  |  |  |  |
Net income | $ 5,608 |  |  |  |  |
Ending Balance at Jun. 30, 2023 | 54,245 | $ 6 | $ 371 | 294,156 | (239,893) | $ (395)
Ending Balance (in shares) at Jun. 30, 2023 |  | 563 | 37,145,151 |  |  | 243,468
Beginning Balance at Mar. 31, 2023 | 51,233 | $ 6 | $ 371 | 293,923 | (242,672) | $ (395)
Begining Balance (in shares) at Mar. 31, 2023 |  | 565 | 37,097,960 |  |  | 243,468
Issuance of common stock from stock option awards | 5 |  | $ 32,111 | 5 |  |
Issuance of common stock due to conversion of Series N Preferred stock, shares |  | (2) | 80 |  |  |
Restricted stock units issued, shares |  |  | 15,000 |  |  |
Stock-based compensation expense | 228 |  |  | 228 |  |
Net income | 2,779 |  |  |  | 2,779 |
Ending Balance at Jun. 30, 2023 | $ 54,245 | $ 6 | $ 371 | $ 294,156 | $ (239,893) | $ (395)
Ending Balance (in shares) at Jun. 30, 2023 |  | 563 | 37,145,151 |  |  | 243,468

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