v3.25.2
Derivatives and Hedging Activities Cumulative Basis Adjustments for Fair Value Hedges (Details) - USD ($)
$ in Thousands
Jun. 30, 2025
Dec. 31, 2024
Derivatives, Fair Value [Line Items]    
Amortized cost of hedged items [1] $ 20,157,053 $ 25,182,096
Hedged Liability, Statement of Financial Position [Extensible Enumeration] Bonds Bonds
Advances    
Derivatives, Fair Value [Line Items]    
Amortized cost of hedged items [1] $ 22,937,349 $ 22,584,803
Hedged Asset, Statement of Financial Position [Extensible Enumeration] Advances (Note 4) Advances (Note 4)
For active fair-value hedging relationships [2] $ 25,574 $ (318,967)
For discontinued fair-value hedging relationships 0 0
Total cumulative fair-value hedging basis adjustments on hedged items 25,574 (318,967)
AFS Securities    
Derivatives, Fair Value [Line Items]    
Amortized cost of hedged items [1] $ 14,635,395 $ 14,338,221
Hedged Asset, Statement of Financial Position [Extensible Enumeration] Available-for-sale securities (amortized cost of $14,635,395 and $14,338,221) (Note 3) Available-for-sale securities (amortized cost of $14,635,395 and $14,338,221) (Note 3)
For active fair-value hedging relationships [2] $ (629,938) $ (1,080,359)
For discontinued fair-value hedging relationships 137,616 170,245
Total cumulative fair-value hedging basis adjustments on hedged items (492,322) (910,114)
Consolidated obligations:    
Derivatives, Fair Value [Line Items]    
For active fair-value hedging relationships [2] (635,811) (961,333)
For discontinued fair-value hedging relationships 0 0
Total cumulative fair-value hedging basis adjustments on hedged items $ (635,811) $ (961,333)
[1] Includes the amortized cost of the hedged items in active or discontinued fair-value hedging relationships.
[2] Excludes any offsetting effect of the net estimated fair value of the associated derivatives.