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Schedule of Participating Mortgage Loans (Details) - USD ($)
$ in Thousands
Mar. 31, 2025
Dec. 31, 2024
Schedule of Investments [Line Items]    
Total $ 644,739 $ 653,797
Federal Home Loan Mortgage Corporation Certificates and Obligations (FHLMC) [Member]    
Schedule of Investments [Line Items]    
Total 617,683 626,379
Federal Home Loan Bank Certificates and Obligations (FHLB) [Member]    
Schedule of Investments [Line Items]    
Total $ 27,056 $ 27,418