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Other Assets and Liabilities - Schedule of Other Liabilities (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024
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Other Assets and Liabilities [Abstract] |  |  |
Amount payable under securities lending agreements | [1] | $ 164,529 | $ 125,723
Reinsurance funds withheld | [2] | 128,165 | 121,983
Payable for securities |  | 34,218 | 0
Lease liability |  | 33,784 | 37,442
Accrued compensation |  | 31,321 | 55,971
Current federal income taxes |  | 25,807 | 23,290
Other |  | 72,341 | 67,147
Total other liabilities |  | $ 490,165 | $ 431,556
[1] | Represents the obligation to return cash collateral under our securities lending agreements. See Note 6 for additional information.
[2] | Represents ceded premiums written held by Radian Guaranty to collateralize our reinsurers’ obligations primarily related to our Single Premium QSR Program. See Note 8 for additional information.

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