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ACQUISITION OF VALIDUS - Taxation (Details) - USD ($) $ in Thousands | Nov. 01, 2023 | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | --- | ---
Business Acquisition [Line Items] |  |  |
Net deferred tax assets |  | $ 651,395 | $ 123,153
Deferred tax asset, valuation allowance |  | $ 213,277 | $ 193,640
Validus |  |  |
Business Acquisition [Line Items] |  |  |
Net deferred tax assets | $ 73,000 |  |
Deferred tax asset, valuation allowance | 66,000 |  |
Deferred tax assets | 7,000 |  |
Deferred tax liability related to VOBA and other adjustments | 46,200 |  |
Deferred tax liability | 39,157 |  |
Expected future benefit from goodwill | 5,000 |  |
Validus Specialty |  |  |
Business Acquisition [Line Items] |  |  |
Expected tax deductible amount | $ 24,000 |  |

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-5 + Details
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