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Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Additional Paid-in Capital | Treasury Stock | Retained Earnings | Accumulated Other Comprehensive Income
--- | --- | --- | --- | --- | --- | ---
Beginning balance (in shares) at Dec. 31, 2019 |  | 11,670 |  |  |  |
Beginning balance at Dec. 31, 2019 | $ 577,943 | $ 1,175 | $ 113,666 | $ (4,566) | $ 508,506 | $ (40,838)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Other comprehensive income | 58,316 |  |  |  | 57,804 | 512
Stock-based compensation expense | 4,119 |  | 4,119 |  |  |
Stock-based compensation transactions (in shares) |  | 57 |  |  |  |
Stock-based compensation transactions | 749 | $ 6 | 743 |  |  |
Dividends paid | (6,124) |  |  |  | (6,124) |
Ending balance (in shares) at Dec. 31, 2020 |  | 11,727 |  |  |  |
Ending balance at Dec. 31, 2020 | 635,003 | $ 1,181 | 118,528 | (4,566) | 560,186 | (40,326)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Other comprehensive income | 71,581 |  |  |  | 80,245 | (8,664)
Stock-based compensation expense | 5,987 |  | 5,987 |  |  |
Stock-based compensation transactions (in shares) |  | 64 |  |  |  |
Stock-based compensation transactions | (281) | $ 6 | (287) |  |  |
Dividends paid | (6,627) |  |  |  | (6,627) |
Ending balance (in shares) at Dec. 31, 2021 |  | 11,791 |  |  |  |
Ending balance at Dec. 31, 2021 | 705,663 | $ 1,187 | 124,228 | (4,566) | 633,804 | (48,990)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Other comprehensive income | 82,650 |  |  |  | 101,928 | (19,278)
Stock-based compensation expense | 5,561 |  | 5,561 |  |  |
Stock-based compensation transactions (in shares) |  | 40 |  |  |  |
Stock-based compensation transactions | 35 | $ 4 | 31 |  |  |
Dividends paid | (8,549) |  |  |  | (8,549) |
Ending balance (in shares) at Dec. 31, 2022 |  | 11,831 |  |  |  |
Ending balance at Dec. 31, 2022 | $ 785,360 | $ 1,191 | $ 129,820 | $ (4,566) | $ 727,183 | $ (68,268)

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