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v3.21.2

Stock-based Payments and Director Fees - Restricted Stock Plan Expenses (Details) - Restricted stock - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Total expenses for plan grants | $ 325 | $ 174 | $ 556 | $ 348
Employee And Service Provider |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Total expenses for plan grants | 207 | 174 | 414 | 348
Director |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Total expenses for plan grants | $ 118 | $ 0 | $ 142 | $ 0

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- Details
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