Statement of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Interest income:
Advances	$ 66,122	$ 59,707	$ 197,027	$ 185,456
Prepayment fees on advances, net	2,230	1,415	14,266	1,644
Interest-bearing deposits	171	105	511	312
Securities purchased under agreements to resell	1,415	18	3,114	18
Federal funds sold	838	738	1,874	3,434
Trading securities	156	233	844	1,092
Available-for-sale (AFS) securities	32,224	31,850	96,305	100,439
Held-to-maturity (HTM) securities	32,273	43,157	104,528	142,955
Mortgage loans held for portfolio	41,284	49,880	128,788	153,863
Total interest income	176,713	187,103	547,257	589,213
Interest expense:
Consolidated obligations - discount notes	6,443	1,661	12,327	10,225
Consolidated obligations - bonds	120,035	147,885	392,153	465,902
Mandatorily redeemable capital stock	205	0	319	0
Deposits	138	96	415	346
Other borrowings	8	8	29	30
Total interest expense	126,829	149,650	405,243	476,503
Net interest income	49,884	37,453	142,014	112,710
Provision for credit losses	(156)	2,393	(39)	6,345
Net interest income after provision for credit losses	50,040	35,060	142,053	106,365
Other noninterest income (loss):
Total OTTI losses (Note 6)	0	104	2,191	3,223
OTTI losses reclassified to/(from) AOCI (Note 6)	(186)	(6,069)	(8,833)	(34,306)
Net OTTI losses, credit portion (Note 6)	(186)	(6,173)	(11,024)	(37,529)
Net gains (losses) on trading securities (Note 3)	188	(550)	334	(412)
Net realized gains from sale of AFS securities (Note 4)	0	0	0	7,278
Net gains (losses) on derivatives and hedging activities (Note 10)	3,482	(5,285)	2,641	(5,178)
Service fees	628	599	1,795	1,796
Other, net	341	2,213	3,617	6,165
Total other noninterest (loss)	4,453	(9,196)	(2,637)	(27,880)
Other expense:
Compensation and benefits expense	9,127	6,616	27,387	23,984
Other operating expense	6,797	5,493	19,368	16,028
Provision (benefit) for derivative counterparty credit loss (Note 15)	0	(1,850)	0	(1,850)
Finance Agency expense	1,093	1,207	3,511	3,799
Office of Finance expense	798	774	2,459	2,244
Total other expense	17,815	12,240	52,725	44,205
Income before assessments	36,678	13,624	86,691	34,280
Affordable Housing Program	3,688	1,741	8,701	3,432
REFCORP	0	0	0	3,744
Total assessments	3,688	1,741	8,701	7,176
Net income	$ 32,990	$ 11,883	$ 77,990	$ 27,104
Earnings per share:
Weighted avg shares outstanding (excludes mandatorily redeemable capital stock)	30,546	35,315	31,008	37,171
Basic and diluted earnings per share	$ 1.08	$ 0.34	$ 2.52	$ 0.73
Dividends per share	$ 0.03	$ 0.00	$ 0.08	$ 0.00