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Discontinued Operations (Additional Information) (Details) - USD ($) $ in Thousands |  |  |  | 3 Months Ended | 15 Months Ended
--- | --- | --- | --- | --- | ---
Jun. 17, 2022 | Mar. 10, 2022 | Dec. 11, 2018 | Sep. 30, 2023 | Dec. 31, 2022 | Sep. 30, 2022 | Dec. 31, 2021 | Dec. 31, 2022
Earn Out Received |  |  |  |  | $ 4,100 |  | $ 2,900 | $ 7,000
Loss on disposal of discontinued operations before income taxes |  |  |  | $ 0 |  | $ (3,359) |  |
Wendel Group and Colibri Group | Equity Purchase Agreement |  |  |  |  |  |  |  |
Cash balance |  | $ 21,500 |  |  |  |  |  |
Sale of stock |  | $ 962,700 |  |  |  |  |  |
DeVry University |  |  |  |  |  |  |  |
Earn Out Term |  |  | 10 years |  |  |  |  |
Earn Out Maximum |  |  | $ 20,000 |  |  |  |  |
EduPristine | Wendel Group and Colibri Group | Equity Purchase Agreement |  |  |  |  |  |  |  |
Cash Transferred In Divestitures Of Discontinued Operation | $ 1,900 |  |  |  |  |  |  |
Association of Certified Anti-Money Laundering Specialists | Wendel Group and Colibri Group | Equity Purchase Agreement |  |  |  |  |  |  |  |
Loss on disposal of discontinued operations before income taxes |  |  |  |  |  | $ (3,400) |  |

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