Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
OPERATING ACTIVITIES
Net income	$ 303,207	$ 299,010
Adjustments to reconcile net income to net cash provided by(used in) operating activities:
Depreciation and amortization	(53,598)	56,880
Net change in derivative and hedging activities	279,531	(139,988)
Net realized (gains) loss from sales of AFS securities	0	(489)
Net change in fair value adjustments on trading securities	1,024	(871)
Other adjustments	3,279	3,067
Net change in:
Accrued interest receivable	17,772	(148,250)
Other assets	(14,313)	(260)
Accrued interest payable	(73,590)	391,650
Other liabilities	55,786	17,835
Net cash provided by (used in) operating activities	519,098	478,584
Net change in:
Interest-bearing deposits (including $667 and $(149) (to) from other FHLBanks)	148,294	(550,984)
Federal funds sold	(100,000)	700,000
Federal funds sold	(442,000)	18,000
Proceeds	29,350	0
AFS securities:
Proceeds (includes $0, and $798,200 from sales)	557,686	2,243,793
Purchases	(3,326,453)	(3,067,940)
HTM securities:
Proceeds	85,208	64,256
Purchases	0	(247,500)
Advances:
Repaid	246,530,601	389,947,709
Originated	(241,035,146)	(401,754,957)
Mortgage loans held for portfolio:
Proceeds	174,546	173,874
Purchases	(227,478)	(169,747)
Other investing activities, net	(8,944)	(1,048)
Net cash provided by (used in) investing activities	2,385,664	(12,644,544)
FINANCING ACTIVITIES
Net change in deposits	103,890	145,381
Net proceeds from issuance of consolidated obligations:
Discount notes	179,385,016	262,850,889
Bonds	56,394,593	58,566,319
Payments for maturing and retiring consolidated obligations
Discount notes	(184,424,375)	(277,303,679)
Bonds	(53,953,105)	(32,517,985)
Proceeds from issuance of capital stock	1,729,841	3,355,932
Payments for repurchase/redemption of capital stock	(1,975,013)	(2,791,459)
Payments for repurchase/redemption of mandatorily redeemable capital stock	(5,942)	(7,249)
Cash dividends paid	(157,419)	(129,073)
Net cash provided by (used in) financing activities	(2,902,514)	12,169,076
Net increase (decrease) in cash and due from banks	2,248	3,116
Cash and due from banks at beginning of the period	11,509	13,242
Cash and due from banks at end of the period	13,757	16,358
Supplemental disclosures:
Interest paid	2,681,342	2,309,069
AHP payments, net	8,159	20,836
Capital stock reclassified to mandatorily redeemable capital stock	$ 5,820	$ 7,796