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Commitments and Contingencies (Details) - USD ($) $ / shares in Units, $ in Thousands |  | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2021 | Sep. 30, 2021 | Jun. 30, 2021 | Sep. 30, 2021 | Dec. 31, 2020 | Aug. 12, 2019
Commitments and Contingencies Disclosure [Abstract] |  |  |  |  |  |
Stock repurchase program, authorized amount | $ 10,000 | $ 10,000 |  | $ 10,000 |  | $ 10,000
Purchase of treasury shares (in shares) |  |  |  | 432,731 |  |
Purchase of treasury shares |  | $ 2,540 | $ 1,892 | $ 4,400 |  |
Average price (in dollars per share) | $ 10.46 |  |  | $ 10.24 |  |
Treasury shares (in shares) | 470,667 | 470,667 |  | 470,667 | 38,000 |
Treasury shares, at cost | $ 4,922 | $ 4,922 |  | $ 4,922 | $ 490 |

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- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
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