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Common Stock (Details) - USD ($) $ in Thousands | 9 Months Ended
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Sep. 30, 2021 | Sep. 30, 2020
Class of Stock [Line Items] |  |
Proceeds from sale of common stock | $ 514 | $ 497
Capital Purchase Program |  |
Class of Stock [Line Items] |  |
Proceeds from sale of common stock | $ 514 | $ 497

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