v3.26.3
Fair Value (Fair Value Measured on Recurring and Nonrecurring Basis) (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Advances, fair value under the fair value option $ 1,879 $ 5,441
Derivative Asset, Netting adjustments [1] 510 470
Derivative assets, net 45 42
Derivative Liability, Netting adjustments [1] (172) (179)
Derivative liabilities, net 1 3
Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Other assets [2] 21 20
Mortgage loans held for portfolio 0 0
Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset, Netting adjustments [3] (510) (470)
Other assets [2] 0 0
Derivative Liability, Netting adjustments [3] (172) (179)
Mortgage loans held for portfolio 490 552
Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Other assets [2] 0 0
Mortgage loans held for portfolio 0 0
Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Advances, fair value under the fair value option [4] 1,879 5,441
Derivative Asset, Netting adjustments [5] (510) (470)
Derivative Liability, Netting adjustments [5] (172) (179)
Fair Value, Measurements, Recurring | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 0 0
Advances, fair value under the fair value option [4] 0 0
Other assets 21 20
Total fair value measurements – Assets 21 20
Total recurring fair value measurements – Liabilities 0 0
Fair Value, Measurements, Recurring | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 19,015 19,372
Advances, fair value under the fair value option [4] 1,879 5,441
Other assets 0 0
Total fair value measurements – Assets 21,449 25,325
Total recurring fair value measurements – Liabilities 253 539
Fair Value, Measurements, Recurring | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 787 881
Advances, fair value under the fair value option [4] 0 0
Other assets 0 0
Total fair value measurements – Assets 787 881
Total recurring fair value measurements – Liabilities 0 0
Fair Value, Measurements, Nonrecurring | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total fair value measurements – Assets [6]   0
Mortgage loans held for portfolio [6]   0
Fair Value, Measurements, Nonrecurring | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total fair value measurements – Assets [6]   0
Mortgage loans held for portfolio [6]   0
Fair Value, Measurements, Nonrecurring | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total fair value measurements – Assets [6]   2
Mortgage loans held for portfolio [6]   2
State housing agency obligations: | Fair Value, Measurements, Recurring | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 0 0
State housing agency obligations: | Fair Value, Measurements, Recurring | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 64 42
State housing agency obligations: | Fair Value, Measurements, Recurring | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 0 0
US Treasury Securities | Fair Value, Measurements, Recurring | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 0 0
US Treasury Securities | Fair Value, Measurements, Recurring | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 6,312 6,393
US Treasury Securities | Fair Value, Measurements, Recurring | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 0 0
Residential Mortgage Backed Securities | Fair Value, Measurements, Recurring | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 0 0
Residential Mortgage Backed Securities | Fair Value, Measurements, Recurring | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 12,639 12,937
Residential Mortgage Backed Securities | Fair Value, Measurements, Recurring | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 787 881
Subtotal PLRMBS | Fair Value, Measurements, Recurring | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 0 0
Subtotal PLRMBS | Fair Value, Measurements, Recurring | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 0 0
Subtotal PLRMBS | Fair Value, Measurements, Recurring | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 787 881
Consolidated obligation bonds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Bonds 80 357
Consolidated obligation bonds | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Bonds 0 0
Consolidated obligation bonds | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Bonds 39,013 47,162
Consolidated obligation bonds | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Bonds 0 0
Consolidated obligation bonds | Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Bonds [7] 80 357
Consolidated obligation bonds | Fair Value, Measurements, Recurring | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Bonds [7] 0 0
Consolidated obligation bonds | Fair Value, Measurements, Recurring | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Bonds [7] 80 357
Consolidated obligation bonds | Fair Value, Measurements, Recurring | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Bonds [7] 0 0
Estimate of Fair Value Measurement    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets, net [3] 45 42
Other assets [2] 21 20
Derivative liabilities, net [3] 1 3
Mortgage loans held for portfolio 490 552
Estimate of Fair Value Measurement | Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 19,802 20,253
Other assets 21 20
Total fair value measurements – Assets 21,747 25,756
Total recurring fair value measurements – Liabilities 81 360
Estimate of Fair Value Measurement | Fair Value, Measurements, Nonrecurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total fair value measurements – Assets [6]   2
Mortgage loans held for portfolio [6]   2
Estimate of Fair Value Measurement | State housing agency obligations: | Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 64 42
Estimate of Fair Value Measurement | US Treasury Securities | Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 6,312 6,393
Estimate of Fair Value Measurement | Residential Mortgage Backed Securities | Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 13,426 13,818
Estimate of Fair Value Measurement | Subtotal PLRMBS | Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 787 881
Estimate of Fair Value Measurement | Consolidated obligation bonds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Bonds 39,013 47,162
Interest rate swaps | Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative Asset, Netting adjustments [5] (510) (470)
Derivative Liability, Netting adjustments [5] (172) (179)
Interest rate swaps | Fair Value, Measurements, Recurring | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets, net 0 0
Derivative liabilities, net 0 0
Interest rate swaps | Fair Value, Measurements, Recurring | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets, net 555 512
Derivative liabilities, net 173 182
Interest rate swaps | Fair Value, Measurements, Recurring | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets, net 0 0
Derivative liabilities, net 0 0
Interest rate swaps | Estimate of Fair Value Measurement | Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivative assets, net 45 42
Derivative liabilities, net 1 3
Multifamily | MBS - GSEs | Fair Value, Measurements, Recurring | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 0 0
Multifamily | MBS - GSEs | Fair Value, Measurements, Recurring | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 12,639 12,937
Multifamily | MBS - GSEs | Fair Value, Measurements, Recurring | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities 0 0
Multifamily | Estimate of Fair Value Measurement | MBS - GSEs | Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value of AFS Securities $ 12,639 $ 12,937
[1] Amounts represent the application of the netting requirements that allow the Bank to settle positive and negative positions, and also cash collateral, including accrued interest, held or placed with the same clearing agents or counterparty. Cash collateral posted, including accrued interest, was $71 million and $53 million at September 30, 2026, and December 31, 2025, respectively. Cash collateral received, including accrued interest, was $408 million and $345 million at September 30, 2026, and December 31, 2025, respectively.
[2] publicly traded mutual funds held in a grantor trust.
[3] Amounts represent the application of the netting requirements that allow the Bank to settle positive and negative positions, and also cash collateral and related accrued interest held or placed with the same clearing agents or counterparty.
[4] Represents advances recorded under the fair value option at September 30, 2026, and December 31, 2025.
[5] Amounts represent the application of the netting requirements that allow the Bank to settle positive and negative positions, and also cash collateral and related accrued interest held or placed by the Bank, with the same clearing agents or counterparty
[6] The fair value information presented is as of the date the fair value adjustment was recorded during
[7] Represents consolidated obligation bonds recorded under the fair value option at September 30, 2026, and December 31, 2025