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Share-Based Compensation - Fully-vested Common Stock Issued to Non-employee Directors (Details) - Common Stock - Non-employee Directors shares in Thousands, $ in Thousands | 6 Months Ended
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Jun. 30, 2023 USD ($) director shares | Jun. 30, 2022 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Number of non-employee directors to whom fully vested common stock is granted | director | 6 |
Awards issued (in shares) | shares | 48 | 34
Grant date fair value of awards issued | $ | $ 275 | $ 225

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