v3.26.1
Capital and Mandatorily Redeemable Capital Stock - Schedule of Risk-Based Capital Ratios (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Required    
Risk-based capital $ 1,433,695 $ 1,109,154
Total capital-to-asset ratio 4.00% 4.00%
Total capital $ 7,914,958 $ 6,261,800
Leverage ratio 5.00% 5.00%
Leverage capital $ 9,893,698 $ 7,827,250
Actual    
Risk-based capital $ 9,761,333 $ 8,033,806
Total capital-to-asset ratio 4.93% 5.13%
Total capital $ 9,761,333 $ 8,033,806
Leverage ratio 7.40% 7.70%
Leverage capital $ 14,641,999 $ 12,050,709
Permanent capital weighting factor 1.5 1.5