Statement of Condition (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
ASSETS
Cash and due from banks	$ 246,723	$ 634,278
Interest-bearing deposits	11,164	16,180
Federal funds sold	2,335,000	2,450,000
Securities purchased under agreements to resell (Note 2)	2,250,000	0
Investment securities:
Trading securities (Note 3)	1,114,015	984,285
AFS securities, at fair value (Note 4)	6,326,162	4,356,147
HTM securities; fair value of $6,416,070 and $8,782,348, respectively (Note 5)	6,335,836	8,832,845
Total investment securities	13,776,013	14,173,277
Advances (Note 7)	37,738,621	30,604,801
Mortgage loans held for portfolio (Note 8), net of allowance for credit losses of $14,058 and $14,344, respectively (Note 9)	3,579,079	3,883,127
Banking on Business loans, net of allowance for credit losses of $2,504 and $3,223, respectively (Note 9)	13,176	14,016
Accrued interest receivable	120,715	132,152
Premises, software and equipment, net	14,503	16,281
Derivative assets (Note 10)	25,394	36,256
Other assets	30,119	33,918
Total assets	60,140,507	51,994,286
Deposits:
Interest-bearing	1,017,485	1,062,027
Noninterest-bearing	37,471	37,667
Total deposits	1,054,956	1,099,694
Consolidated obligations, net: (Note 11)
Discount notes	20,888,257	10,921,498
Bonds	33,665,452	35,613,036
Total consolidated obligations, net	54,553,709	46,534,534
Mandatorily redeemable capital stock (Note 12)	188,128	45,673
Accrued interest payable	145,672	125,564
Affordable Housing Program	19,438	13,588
Derivative liabilities (Note 10)	402,355	441,975
Other liabilities	145,172	70,420
Total liabilities	56,509,430	48,331,448
Commitments and contingencies (Note 15)
Capital (Note 12)
Capital stock - putable ($100 par value) issued and outstanding 30,917 and 33,899 shares	3,091,724	3,389,863
Retained earnings:
Unrestricted	490,763	430,774
Restricted	20,164	4,566
Total retained earnings	510,927	435,340
AOCI	28,426	(162,365)
Total capital	3,631,077	3,662,838
Total liabilities and capital	$ 60,140,507	$ 51,994,286