v3.25.2
Fair Values (Hierarchy Level for Financial Assets And Liabilities - Recurring And Nonrecurring) (Details) - USD ($)
$ in Thousands
Jun. 30, 2025
Dec. 31, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities $ 153,520 $ 439,963
Available-for-sale securities 14,118,577 13,057,619
Total derivative assets 351,738 357,314
Netting adjustments and cash collateral, Derivative Assets [1],[2] 224,644 261,631
Total derivative liabilities 2,407 6,131
Netting adjustments and cash collateral, Derivative Liabilities [1],[2] (174,217) (220,236)
Held-to-maturity securities 202,124 217,476
U.S. Treasury obligations [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available-for-sale securities 3,301,912 3,237,223
GSE Debenture [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities 0 17,884
U.S. obligation MBS [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available-for-sale securities 67,487 77,263
GSE MBS [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities 153,520 422,079
Available-for-sale securities 10,700,940 9,718,954
Held-to-maturity securities 172,746 187,026
State or local housing agency obligations [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available-for-sale securities 48,238 24,179
Held-to-maturity securities 29,378 30,450
Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities 153,520 439,963
Available-for-sale securities 14,070,339 13,033,440
Total derivative assets 127,094 95,683
Total derivative liabilities 176,624 226,367
Held-to-maturity securities 172,746 187,027
Mortgage loans held for portfolio 8,399,747 8,001,989
Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities 0 0
Available-for-sale securities 48,238 24,179
Total derivative assets 0 0
Total derivative liabilities 0 0
Held-to-maturity securities 29,378 30,449
Mortgage loans held for portfolio 6,142 1,335
Fair Value [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities 153,520 439,963
Available-for-sale securities 14,118,577 13,057,619
Total derivative assets 351,738 357,314
Total derivative liabilities 2,407 6,131
Held-to-maturity securities 202,124 217,476
Mortgage loans held for portfolio 8,405,889 8,003,324
Recurring fair value measurements [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Netting adjustments and cash collateral, Derivative Assets [2] 224,644 261,631
Netting adjustments and cash collateral, Derivative Liabilities [2] (174,217) (220,236)
Recurring fair value measurements [Member] | Interest-rate related [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Netting adjustments and cash collateral, Derivative Assets [2] 224,644 261,631
Netting adjustments and cash collateral, Derivative Liabilities [2] (174,217) (220,236)
Recurring fair value measurements [Member] | Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities 153,520 439,963
Available-for-sale securities 14,070,339 13,033,440
Total derivative assets 127,094 95,683
TOTAL FAIR VALUE MEASUREMENTS - ASSETS 14,350,953 13,569,086
Total derivative liabilities 176,624 226,367
TOTAL FAIR VALUE MEASUREMENTS - LIABILITIES 176,624 226,367
Recurring fair value measurements [Member] | Level 2 [Member] | Interest-rate related [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total derivative assets 126,527 95,653
Total derivative liabilities 176,623 226,294
Recurring fair value measurements [Member] | Level 2 [Member] | U.S. Treasury obligations [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available-for-sale securities 3,301,912 3,237,223
Recurring fair value measurements [Member] | Level 2 [Member] | GSE Debenture [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities   17,884
Recurring fair value measurements [Member] | Level 2 [Member] | U.S. obligation MBS [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available-for-sale securities 67,487 77,263
Recurring fair value measurements [Member] | Level 2 [Member] | GSE MBS [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities 153,520 422,079
Available-for-sale securities 10,700,940 9,718,954
Recurring fair value measurements [Member] | Level 2 [Member] | Mortgage Receivable [Member] | Mortgage delivery commitments [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total derivative assets 567 30
Total derivative liabilities 1 73
Recurring fair value measurements [Member] | Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available-for-sale securities 48,238 24,179
TOTAL FAIR VALUE MEASUREMENTS - ASSETS 48,238 24,179
Recurring fair value measurements [Member] | Level 3 [Member] | State or local housing agency obligations [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available-for-sale securities 48,238 24,179
Recurring fair value measurements [Member] | Fair Value [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities 153,520 439,963
Available-for-sale securities 14,118,577 13,057,619
Total derivative assets 351,738 357,314
TOTAL FAIR VALUE MEASUREMENTS - ASSETS 14,623,835 13,854,896
Total derivative liabilities 2,407 6,131
TOTAL FAIR VALUE MEASUREMENTS - LIABILITIES 2,407 6,131
Recurring fair value measurements [Member] | Fair Value [Member] | Interest-rate related [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total derivative assets 351,171 357,284
Total derivative liabilities 2,406 6,058
Recurring fair value measurements [Member] | Fair Value [Member] | U.S. Treasury obligations [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available-for-sale securities 3,301,912 3,237,223
Recurring fair value measurements [Member] | Fair Value [Member] | GSE Debenture [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities   17,884
Recurring fair value measurements [Member] | Fair Value [Member] | U.S. obligation MBS [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available-for-sale securities 67,487 77,263
Recurring fair value measurements [Member] | Fair Value [Member] | GSE MBS [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Trading securities 153,520 422,079
Available-for-sale securities 10,700,940 9,718,954
Recurring fair value measurements [Member] | Fair Value [Member] | Mortgage Receivable [Member] | Mortgage delivery commitments [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total derivative assets 567 30
Total derivative liabilities 1 73
Recurring fair value measurements [Member] | Fair Value [Member] | State or local housing agency obligations [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available-for-sale securities 48,238 24,179
Nonrecurring fair value measurements - Assets: [Member] | Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
TOTAL FAIR VALUE MEASUREMENTS - ASSETS 6,286 [3] 1,350 [4]
Mortgage loans held for portfolio 6,214 [3] 1,350 [4]
Real estate owned [3] 72  
Nonrecurring fair value measurements - Assets: [Member] | Fair Value [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
TOTAL FAIR VALUE MEASUREMENTS - ASSETS 6,286 [3] 1,350 [4]
Mortgage loans held for portfolio 6,214 [3] $ 1,350 [4]
Real estate owned [3] $ 72  
[1] Amounts represent the application of the netting requirements that allow FHLBank to settle positive and negative positions and cash collateral, including accrued interest, held or placed with the same clearing agent and/or derivative counterparty. Cash collateral posted was $459,106,000 and $521,222,000 as of June 30, 2025 and December 31, 2024, respectively. Cash collateral received was $60,244,000 and $39,354,000 as of June 30, 2025 and December 31, 2024, respectively.
[2] Represents the effect of legally enforceable master netting agreements that allow FHLBank to net settle positive and negative positions and also derivative cash collateral, including related accrued interest, held or placed with the same clearing agent or derivative counterparty.
[3] Includes assets adjusted to fair value during the six months ended June 30, 2025 and still outstanding as of June 30, 2025.
[4] Includes assets adjusted to fair value during the year ended December 31, 2024 and still outstanding as of December 31, 2024.