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Business Acquisitions (Purchase Price Allocation) (Details) - USD ($) $ in Thousands | Dec. 20, 2023 | Nov. 20, 2023 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | --- | --- | --- | ---
Estimated Fair Value |  |  |  |  |
Goodwill |  |  | $ 137,333 | $ 115,599 | $ 117,232
Contingent consideration |  | $ (3,932) |  |  |
XPS Pensions (Nexus) Limited |  |  |  |  |
Estimated Fair Value |  |  |  |  |
Current assets, net of current liabilities |  | 2,528 |  |  |
Property and equipment, net |  | 440 |  |  |
Goodwill |  | 14,492 |  |  |
Net cash consideration |  | 46,205 |  |  |
XPS Pensions (Nexus) Limited | Client relationships |  |  |  |  |
Estimated Fair Value |  |  |  |  |
Identifiable intangible assets: |  | $ 32,677 |  |  |
Estimated Useful Life |  | 10 years |  |  |
Altigo |  |  |  |  |
Estimated Fair Value |  |  |  |  |
Current assets, net of current liabilities | $ 36 |  |  |  |
Goodwill | 6,960 |  |  |  |
Net cash consideration | 12,536 |  |  |  |
Altigo | Acquired technology |  |  |  |  |
Estimated Fair Value |  |  |  |  |
Identifiable intangible assets: | $ 5,240 |  |  |  |
Estimated Useful Life | 5 years |  |  |  |
Altigo | Trade name |  |  |  |  |
Estimated Fair Value |  |  |  |  |
Identifiable intangible assets: | $ 300 |  |  |  |
Estimated Useful Life | 3 years |  |  |  |

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