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Significant Accounting Policies - Comprehensive Income (Loss) (Details) - USD ($) | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Dec. 31, 2022
Accounting Policies [Abstract] |  |  |  |  |
Accumulated other comprehensive loss | $ (51,084,000) |  | $ (51,084,000) |  | $ (35,068,000)
Tax from unrealized losses on marketable securities |  |  | 100,000 |  | $ 100,000
Reclassifications from AOCI | $ 0 | $ 0 | $ 0 | $ 0 |

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