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Leases - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2023 | Oct. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Lessee, Lease, Description [Line Items] |  |  |  |
Initial term of lease | 12 months |  |  |
Weighted average remaining lease term | 5 years 3 months 18 days |  |  |
Weighted-average discount rate | 5.00% |  |  |
Contract termination fees | $ 5,015 |  | $ 3,596 | $ 0
Operating lease liabilities, noncurrent | 6,824 |  | 8,442 |
Term of contract |  | 9 years |  |
Total lease payments |  | $ 1,300 |  |
Real Estate Rationalization |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Contract termination fees | 1,885 |  | $ 0 | $ 0
Chicago Office | Real Estate Rationalization |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Contract termination fees | 1,400 |  |  |
Operating lease liabilities, noncurrent | 700 |  |  |
Gain (loss) on rent concession and tenant improvement allowances | 300 |  |  |
Brussels Office | Real Estate Rationalization |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Contract termination fees | 300 |  |  |
Gain (loss) on rent concession and tenant improvement allowances | $ (100) |  |  |
Minimum |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Renewal terms to extend the lease | 1 year |  |  |
Maximum |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Renewal terms to extend the lease | 5 years |  |  |

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