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ACQUISITIONS (Details) $ in Thousands |  |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Apr. 01, 2024 USD ($) | Feb. 01, 2024 USD ($) installment | Mar. 01, 2023 USD ($) | Mar. 31, 2024 USD ($) | Mar. 31, 2023 USD ($) | Dec. 31, 2023 USD ($)
Acquisitions |  |  |  |  |  |
Number of installments of contingent consideration payments | installment |  | 4 |  |  |  |
Goodwill |  |  |  | $ 849,790 | $ 842,936 | $ 845,396
Estimated amount | $ 1,500 |  |  |  |  |
Cash consideration |  |  |  | 100 |  |
Carrying value of other intangibles |  |  |  | 100 |  |
Certain assets Of creative plan design limited |  |  |  |  |  |
Acquisitions |  |  |  |  |  |
Total consideration |  | $ 5,900 |  |  |  |
Term of revenue target for contingent consideration arrangements |  | 3 years |  |  |  |
Fair value of contingent consideration at acquisition date |  | $ 3,000 |  |  |  |
Certain assets Of creative plan design limited | Measurement input discount rate | Minimum | Level 3 |  |  |  |  |  |
Acquisitions |  |  |  |  |  |
Contingent consideration, measurement input |  | 15.1 |  |  |  |
Certain assets Of creative plan design limited | Measurement input discount rate | Maximum | Level 3 |  |  |  |  |  |
Acquisitions |  |  |  |  |  |
Contingent consideration, measurement input |  | 19.1 |  |  |  |
Certain assets Of creative plan design limited | Measurement input revenue multiple | Level 3 |  |  |  |  |  |
Acquisitions |  |  |  |  |  |
Contingent consideration, measurement input |  | 82 |  |  |  |
Certain assets Of creative plan design limited |  |  |  |  |  |
Acquisitions |  |  |  |  |  |
Purchase price of acquisition |  |  |  | 8,927 |  |
Minimum contingent consideration liability that could be paid |  | $ 0 |  |  |  |
Maximum contingent consideration liability that could be paid |  | 2,000 |  |  |  |
Fair value of the contingent consideration |  | $ 3,000 |  |  |  |
Other intangibles |  |  |  | 5,500 |  |
Goodwill |  |  |  | $ 4,394 |  |
Certain assets Of creative plan design limited | Other Intangible Assets |  |  |  |  |  |
Acquisitions |  |  |  |  |  |
Estimated useful life of other intangibles |  |  |  | 12 years |  |
Certain assets of six financial services companies |  |  |  |  |  |
Acquisitions |  |  |  |  |  |
Purchase price of acquisition |  |  |  |  |  | 8,100
Purchase price in cash |  |  |  |  |  | 6,700
Aggregate consideration in contingent consideration arrangements |  |  |  |  |  | 1,400
Assets acquired |  |  |  |  |  | 5,100
Other intangibles |  |  |  |  |  | 4,900
Goodwill |  |  |  |  |  | $ 3,000
Certain assets of six financial services companies | Minimum |  |  |  |  |  |
Acquisitions |  |  |  |  |  |
Term of revenue target for contingent consideration arrangements |  |  |  |  |  | 2 years
Certain assets of six financial services companies | Maximum |  |  |  |  |  |
Acquisitions |  |  |  |  |  |
Term of revenue target for contingent consideration arrangements |  |  |  |  |  | 5 years
Axiom |  |  |  |  |  |
Acquisitions |  |  |  |  |  |
Purchase price of acquisition |  |  |  |  |  | $ 1,819
Purchase price in cash |  |  | $ 1,800 |  |  |
Other intangibles |  |  | 1,200 |  |  | 1,176
Goodwill |  |  | $ 600 |  |  | $ 625
Revenue |  |  |  | $ 600 | 100 |
Direct expenses |  |  |  | $ 700 | $ 200 |
Acquisitions 2023 | Other Intangible Assets |  |  |  |  |  |
Acquisitions |  |  |  |  |  |
Estimated useful life of other intangibles |  |  |  | 8 years |  |
Subsequent events | New York Based Insurance Agency |  |  |  |  |  |
Acquisitions |  |  |  |  |  |
Purchase price in cash | 4,200 |  |  |  |  |
Aggregate consideration in contingent consideration arrangements | $ 1,000 |  |  |  |  |

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