Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
OPERATING ACTIVITIES
Net income	$ 384	$ 460	$ 518
Adjustments to reconcile net income to net cash provided by (used in) operating activities
Depreciation and amortization	(60)	86	26
Net (gains) losses on trading securities	(28)	15	(1)
Net change in derivatives and hedging activities	(32)	147	5
Other adjustments	4	0	5
Net change in:
Accrued interest receivable	(22)	(163)	(86)
Other assets	(12)	4	(6)
Accrued interest payable	(15)	57	30
Other liabilities	9	14	(7)
Total adjustments	(156)	160	(34)
Net Cash Provided by (Used in) Operating Activities	228	620	484
INVESTING ACTIVITIES
Interest-bearing deposits	(143)	69	91
Securities purchased under agreements to resell	(9,250)	(100)	1,325
Federal funds sold	(455)	100	845
Loans to other FHLBanks	0	0	200
Trading securities
Proceeds from maturities	55	247	1,377
Available-for-Sale securities
Proceeds from sales and maturities	2,668	3,541	2,576
Purchases	0	1,812	402
Held-to-maturity securities
Proceeds from sales and maturities	611	641	1,014
Advances
Principal collected	290,808	301,462	295,221
Originated	(264,580)	(305,197)	(266,362)
Mortgage loans held for portfolio
Principal collected	1,555	903	1,040
Originated or purchased	(3,074)	(1,662)	(1,245)
Payments for (Proceeds from) Other Investing Activities	(6)	(20)	(24)
Net Cash Provided by (Used in) Investing Activities	18,189	(1,828)	35,656
FINANCING ACTIVITIES
Net change in deposits	5	(5)	(2)
Proceeds from Federal Home Loan Bank Borrowings	(500)	(100)	600
Net payments on derivative contracts with financing elements	0	(1)	(4)
Net proceeds from issuance of consolidated obligations
Discount notes	121,189	161,907	191,047
Bonds	66,684	46,812	67,555
Payments for maturing and retiring consolidated obligations
Discount notes	(134,443)	(155,794)	(235,329)
Bonds	(69,227)	(51,962)	(58,418)
Proceeds from issuance of capital stock	7,205	7,987	5,602
Payments for repurchases/redemptions of capital stock	(8,091)	(7,588)	(6,407)
Net payments for repurchases/redemptions of mandatorily redeemable capital stock	(60)	(183)	(323)
Cash dividends paid	(269)	(249)	(181)
Net Cash Provided by (Used in) Financing Activities	(17,507)	824	(35,860)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	910	(384)	280
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Beginning Balance	119	503	223
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Ending Balance	1,029	119	503
SUPPLEMENTAL DISCLOSURES
Interest paid	3,245	2,740	1,776
Affordable Housing Program payments	40	44	34
Capitalized interest on reverse mortgage securities	122	95	60
Mortgage loan charge-offs	0	1	1
Transfers of mortgage loans to real estate owned	2	3	6
Net Shares Reclassified to Mandatorily Redeemable Capital Stock, Value	11	$ 53	$ 44
Operating Lease, Right-of-Use Asset	3
Operating Lease, Liability	$ 3

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Value transferred from mortgage loans to real estate owned (REO) in noncash transactions.

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