Other Assets and Liabilities - Schedule of Other Assets (Details) - USD ($) $ in Thousands |
Mar. 31, 2026 |
Dec. 31, 2025 |
||||
|---|---|---|---|---|---|---|
| Other Assets and Liabilities [Abstract] | ||||||
| Prepaid reinsurance premiums | [1] | $ 198,145 | $ 53,331 | |||
| Company-owned life insurance | [2] | 101,841 | 102,323 | |||
| Loaned securities | 98,612 | 141,878 | ||||
| Recoverable for taxes | 30,679 | 1,192 | ||||
| Property and equipment net | 23,629 | 17,165 | ||||
| Other | 51,441 | 35,448 | ||||
| Total other assets | $ 504,347 | $ 351,337 | ||||
| ||||||
| X | ||||||||||
- Definition Other Assets and Liabilities. No definition available.
|
| X | ||||||||||
- Definition Recoverable for taxes. No definition available.
|
| X | ||||||||||
- Definition This item represents the amount that could be realized under a life insurance contract or contracts owned by the Entity as of the date of the statement of financial position. Such Entity-owned life insurance policies are commonly known as corporate-owned life insurance (COLI) or bank-owned life insurance (BOLI). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of assets classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of other miscellaneous assets. No definition available.
|
| X | ||||||||||
- Definition The unexpired portion of premiums ceded on policies in force as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of asset associated with securities loaned to entities in exchange for collateral. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|