v3.26.1
Reinsurance - Total VIE Assets and Liabilities of Eagle Re Issuers (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Ceded Credit Risk [Line Items]    
Total assets $ 10,652,376 $ 8,122,397
Total liabilities 5,843,115 3,340,883
Excess-of-Loss Program | Radian Guaranty    
Ceded Credit Risk [Line Items]    
Total assets [1] 446,859 497,031
Total liabilities [1] 446,859 497,031
Eagle Re 2023-1 Ltd. | Excess-of-Loss Program | Radian Guaranty | Mortgage    
Ceded Credit Risk [Line Items]    
Total assets [1] 249,907 261,977
Total liabilities [1] 249,907 261,977
Eagle Re 2021-2 Ltd. | Excess-of-Loss Program | Radian Guaranty | Mortgage    
Ceded Credit Risk [Line Items]    
Total assets [1] 136,438 156,971
Total liabilities [1] 136,438 156,971
Eagle Re 2021-1 Ltd. | Excess-of-Loss Program | Radian Guaranty | Mortgage    
Ceded Credit Risk [Line Items]    
Total assets [1] 60,514 78,083
Total liabilities [1] $ 60,514 $ 78,083
[1] Assets held by the Eagle Re Issuers are required to be invested in U.S. government money market funds, cash or U.S. Treasury securities. Liabilities of the Eagle Re Issuers consist of their mortgage insurance-linked notes, as described above. Assets and liabilities are equal to each other for each of the Eagle Re Issuers.