v3.26.1
Advances (Tables)
 3 Months Ended
Mar. 31, 2026
Advances [Abstract]  
Federal Home Loan Bank, Advances [Table Text Block] At both March 31, 2026 and December 31, 2025, the Bank had advances outstanding at interest rates ranging from 0.54 percent to 6.46 percent, as summarized below (dollars in thousands).
 March 31, 2026December 31, 2025
Contractual MaturityAmountWeighted Average
Interest Rate		AmountWeighted Average
Interest Rate
Overdrawn demand deposit accounts$— — %$576 3.72 %
Due in one year or less24,157,589 3.79 22,406,895 3.95 
Due after one year through two years11,715,991 3.75 15,634,197 3.63 
Due after two years through three years2,431,500 4.07 6,251,402 4.10 
Due after three years through four years1,424,965 3.85 1,514,170 4.17 
Due after four years through five years1,068,170 3.84 1,182,382 3.92 
Due after five years through fifteen years3,495,624 3.32 3,837,323 3.27 
Due after fifteen years11,717 3.39 13,320 3.47 
Total par value44,305,556 3.76 %50,840,265 3.83 %
Deferred net prepayment fees(1,858) (2,329) 
Hedging adjustments(88,651) (17,830) 
Total$44,215,047  $50,820,106  
Schedule of Advances Classified by Contractual Maturity Date or Next Call Date [Table Text Block]
The following table summarizes advances outstanding at March 31, 2026 and December 31, 2025, by the earlier of contractual maturity or next call date, or the first date on which prepayable advances can be repaid without a prepayment fee (in thousands):
Contractual Maturity or Next Call DateMarch 31, 2026December 31, 2025
Overdrawn demand deposit accounts$— $576 
Due in one year or less29,924,669 27,816,468 
Due after one year through two years7,992,71114,913,344 
Due after two years through three years2,163,8392,784,132 
Due after three years through four years373,3381,105,609 
Due after four years through five years376,984405,723 
Due after five years3,474,0153,814,413 
Total par value$44,305,556 $50,840,265 
Schedule of Advances Classified by Contractual Maturity Date or Next Put Date [Table Text Block]
The following table summarizes advances outstanding at March 31, 2026 and December 31, 2025, by the earlier of contractual maturity or next possible put date (in thousands):
Contractual Maturity or Next Put DateMarch 31, 2026December 31, 2025
Overdrawn demand deposit accounts$— $576 
Due in one year or less27,603,839 26,173,145 
Due after one year through two years11,669,324 15,542,530 
Due after two years through three years1,970,334 5,850,235 
Due after three years through four years1,755,298 1,834,504 
Due after four years through five years1,006,420 1,120,631 
Due after five years300,341 318,644 
Total par value$44,305,556 $50,840,265 
Schedule of Federal Home Loan Bank Advances by Interest Rate Payment Terms [Table Text Block] The following table provides interest rate payment terms for advances outstanding at March 31, 2026 and December 31, 2025 (in thousands):
March 31, 2026December 31, 2025
Fixed-rate  
Due in one year or less$23,264,018 $21,567,253 
Due after one year14,438,717 23,081,545 
Total fixed-rate37,702,735 44,648,798 
Variable-rate  
Due in one year or less893,571 840,218 
Due after one year5,709,250 5,351,249 
Total variable-rate6,602,821 6,191,467 
Total par value$44,305,556 $50,840,265