Statements Of Condition (USD $) In Thousands	Jun. 30, 2011		Dec. 31, 2010
ASSETS
Cash and due from banks	$ 337,105		$ 260
Interest-bearing deposits	85		24
Federal funds sold	1,115,000		1,755,000
Investment securities:
Trading securities (Note 3)	6,192,854		6,334,939
Held-to-maturity securities (Note 3)	5,792,280	[1]	6,755,978	[1]
Total investment securities	11,985,134		13,090,917
Advances (Notes 4 and 6)	17,632,682		19,368,329
Mortgage loans held for sale (Notes 5 and 6)	0		120,525
Mortgage loans held for portfolio (Notes 5 and 6):
Mortgage loans held for portfolio	4,574,535		4,175,817
Less allowance for credit losses on mortgage loans	(3,420)		(2,911)
Mortgage loans held for portfolio, net	4,571,115		4,172,906
Accrued interest receivable	87,432		93,341
Premises, software and equipment, net	11,706		12,609
Derivative assets (Note 7)	26,145		26,065
Other assets	59,286		66,091
TOTAL ASSETS	35,825,690		38,706,067
LIABILITIES AND CAPITAL
Interest-bearing	1,726,960		1,177,104
Non-interest-bearing	20,620		32,848
Total deposits	1,747,580		1,209,952
Consolidated obligations, net (Note 9):
Discount notes	9,785,708		13,704,542
Bonds	22,105,848		21,521,435
Total consolidated obligations, net	31,891,556		35,225,977
Mandatorily redeemable capital stock (Note 12)	13,535		19,550
Accrued interest payable	122,402		128,551
Affordable Housing Program (Note 10)	35,976		39,226
Payable to Resolution Funding Corp. (REFCORP) (Note 11)	5,792		8,014
Derivative liabilities (Note 7)	232,910		255,707
Other liabilities	33,974		35,612
TOTAL LIABILITIES	34,083,725		36,922,589
Commitments and contingencies (Note 15)
Capital (Note 12):
Total capital stock	1,377,615		1,454,396
Retained earnings	386,529		351,754
Accumulated other comprehensive income (loss):
Net non-credit portion of other-than-temporary impairment losses on held-to-maturity securities (Note 3)	(18,976)		(19,291)
Defined benefit pension plan - net loss	(3,203)		(3,381)
Total accumulated other comprehensive income (loss)	(22,179)		(22,672)
TOTAL CAPITAL	1,741,965		1,783,478
TOTAL LIABILITIES AND CAPITAL	35,825,690		38,706,067
Capital Stock Class A [Member]
Capital (Note 12):
Capital stock	592,119		593,386
Capital Stock Class B [Member]
Capital (Note 12):
Capital stock	$ 785,496		$ 861,010

[1] Fair value: $5,791,136 and $6,744,289 as of June 30, 2011 and December 31, 2010, respectively.