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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands | Common Stock | Additional Paid-in Capital | Treasury Stock | Retained Earnings | Total
--- | --- | --- | --- | --- | ---
Balance at the beginning at Dec. 31, 2021 | $ 41 | $ 80,397 | $ (6,513) |  | $ 73,925
Balance at the beginning (in shares) at Dec. 31, 2021 | 39,737,890 |  |  |  |
Exercised and vested stock-based awards | $ 1 | 45 |  |  | 46
Exercised and vested stock-based awards (in shares) | 322,237 |  |  |  |
Stock-based compensation expense |  | 2,342 |  |  | 2,342
Shares of common stock withheld to pay taxes on employees' equity awards |  | (353) |  |  | (353)
Shares of common stock withheld to pay taxes on employees' equity awards (in shares) | (83,201) |  |  |  |
Stock dividend adjustments (in shares) | 11,444 |  |  |  |
Purchase of treasury stock | $ (3) |  | (26,647) |  | (26,650)
Purchase of treasury stock (in shares) | (3,006,616) |  |  |  |
Escrow shares adjustment (in shares) | (156,673) |  |  |  |
Net income |  |  |  | $ 17,048 | 17,048
Balance at the end at Dec. 31, 2022 | $ 39 | 82,431 | (33,160) | 17,048 | 66,358
Balance at the end (in shares) at Dec. 31, 2022 | 36,825,081 |  |  |  |
Exercised and vested stock-based awards | $ (3) | 89 |  |  | 86
Exercised and vested stock-based awards (in shares) | 459,246 |  |  |  |
Stock-based compensation expense |  | 2,296 |  |  | 2,296
Shares of common stock withheld to pay taxes on employees' equity awards |  | (737) |  |  | (737)
Shares of common stock withheld to pay taxes on employees' equity awards (in shares) | (58,522) |  |  |  |
Purchase of treasury stock | $ (3) |  | (38,402) |  | (38,405)
Purchase of treasury stock (in shares) | (4,292,029) |  |  |  |
Excise tax on net treasury stock purchases |  | (347) |  |  | (347)
Escrow share adjustment |  | 7,146 |  |  | 7,146
Net income |  |  |  | 9,732 | 9,732
Balance at the end at Dec. 31, 2023 | $ 33 | $ 90,878 | $ (71,562) | $ 26,780 | $ 46,129
Balance at the end (in shares) at Dec. 31, 2023 | 32,933,776 |  |  |  |

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