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Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands | Common Stock | Additional Paid-in Capital | Retained Earnings (Accumulated Deficit) | Total
--- | --- | --- | --- | ---
Balance at Dec. 31, 2022 | $ 453 | $ 116,442 | $ 57,980 | $ 174,875
Balance (in shares) at Dec. 31, 2022 | 45,287,619 |  |  |
Issuance of common stock upon exercise of stock options |  | 38 |  | 38
Issuance of common stock upon exercise of stock options (in shares) | 41,273 |  |  |
Excess tax benefits from exercise of stock options |  | (2) |  | (2)
Share - based compensation |  | 1,057 |  | 1,057
Net income |  |  | 15,531 | 15,531
Balance at Mar. 31, 2023 | $ 453 | 117,535 | 73,511 | 191,499
Balance (in shares) at Mar. 31, 2023 | 45,328,892 |  |  |
Balance at Dec. 31, 2022 | $ 453 | 116,442 | 57,980 | 174,875
Balance (in shares) at Dec. 31, 2022 | 45,287,619 |  |  |
Balance at Dec. 31, 2023 | $ 455 | 118,091 | 110,227 | 228,773
Balance (in shares) at Dec. 31, 2023 | 45,502,380 |  |  |
Issuance of common stock upon exercise of stock options (in shares) | 8,545 |  |  |
Excess tax benefits from exercise of stock options |  | (3) |  | (3)
Share - based compensation |  | 279 |  | 279
Net income |  |  | 9,562 | 9,562
Balance at Mar. 31, 2024 | $ 455 | $ 118,367 | $ 119,789 | $ 238,611
Balance (in shares) at Mar. 31, 2024 | 45,510,925 |  |  |

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