v3.25.3
Transactions with Related Parties (Statement of Income Effects) (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Related Party Transaction [Line Items]        
Interest income on advances (1) $ 534,385 $ 1,058,730 $ 1,933,769 $ 3,147,401
Interest Income on MPF loans 51,120 42,555 144,993 124,967
Letters of credit fees 8,580 8,823 26,187 25,750
Principal Owner [Member]        
Related Party Transaction [Line Items]        
Interest income on advances (1) 265,059 707,827 1,102,610 2,006,556
Interest Income on MPF loans 2,934 3,147 8,906 7,795
Letters of credit fees $ 240 $ 6,112 $ 13,094 $ 17,946