Condensed Consolidated Statements of Operations and Comprehensive Income (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2014		Jun. 30, 2013		Jun. 30, 2014		Jun. 30, 2013
Interest income:
Trading securities	$ 143		$ 222		$ 270		$ 448
Available-for-sale securities	414		651		854		1,324
Mortgage loans (includes $25,533 and $24,847, respectively, for the three months ended and $51,487 and $50,241, respectively, for the six months ended related to consolidated trusts)	28,165		28,056		56,753		57,280
Other	24		49		48		106
Total interest income	28,746		28,978		57,925		59,158
Interest expense:
Short-term debt	21		37		41		80
Long-term debt (includes $21,692 and $20,722, respectively, for the three months ended and $43,768 and $41,880, respectively, for the six months ended related to consolidated trusts)	23,821		23,274		48,242		47,107
Total interest expense	23,842		23,311		48,283		47,187
Net interest income	4,904		5,667	[1]	9,642		11,971	[1]
Benefit for credit losses	1,639		5,383	[1]	2,413		6,340	[1]
Net interest income after benefit for credit losses	6,543		11,050	[1]	12,055		18,311	[1]
Investment gains, net	506		290		652		408
Net other-than-temporary impairments	(23)		(6)	[1]	(74)		(15)	[1]
Fair value (losses) gains, net	(934)		829	[1]	(2,124)		1,663	[1]
Debt extinguishment gains, net	38		27	[1]	38		4	[1]
Fee and other income	383		485		4,738		1,053
Non-interest (loss) income	(30)		1,625		3,230		3,113
Administrative expenses:
Salaries and employee benefits	319		304		644		621
Professional services	275		219		517		442
Occupancy expenses	47		47		97		93
Other administrative expenses	56		56		111		111
Total administrative expenses	697		626	[1]	1,369		1,267	[1]
Foreclosed property income	(214)		(332)	[1]	(476)		(592)	[1]
Temporary Payroll Tax Cut Continuation Act of 2011 (“TCCA”) fees	335		233		657		419
Other expenses, net	276		68		407		136
Total expenses	1,094		595		1,957		1,230
Income before federal income taxes	5,419		12,080	[1]	13,328		20,194	[1]
(Provision) benefit for federal income taxes	(1,752)		(1,985)	[1]	(4,336)		48,586	[1],[2]
Net income	3,667		10,095	[1]	8,992		68,780	[1]
Other comprehensive income:
Changes in unrealized gains on available-for-sale securities, net of reclassification adjustments and taxes	45		17		417		665
Other	0		149		0		155
Total other comprehensive income	45		166		417		820
Total comprehensive income	3,712		10,261		9,409		69,600
Comprehensive Income Attributable to Noncontrolling Interest	(1)		(11)		(1)		(11)
Total comprehensive income attributable to Fannie Mae	3,711		10,250		9,408		69,589
Net income	3,667		10,095	[1]	8,992		68,780	[1]
Net Income Attributable to Noncontrolling Interest	(1)		(11)	[1]	(1)		(11)	[1]
Net income attributable to Fannie Mae	3,666		10,084	[1]	8,991		68,769	[1]
Dividends distributed or available for distribution to senior preferred stockholder (Note 11)	(3,712)	[3]	(10,243)	[3]	(9,404)	[3]	(69,611)	[3]
Net loss attributable to common stockholders (Note 11)	$ (46)		$ (159)		$ (413)		$ (842)
Loss per share: basic and diluted	$ (0.01)		$ (0.03)		$ (0.07)		$ (0.15)
Weighted-average common shares outstanding: basic and diluted	5,762	[4]	5,762	[4]	5,762	[4]	5,762	[4]

[1] Certain prior period amounts have been reclassified to conform with the current period presentation.

[2] Primarily represented the release of the valuation allowance for our deferred tax assets that generally is directly attributable to each segment based on the nature of the item.

[3] Represents our dividend payments to Treasury under the terms of the senior preferred stock. Dividends distributed or available for distribution for the three months ended June 30, 2014 (relating to the dividend period for the three months ended September 30, 2014) were calculated based on our net worth as of June 30, 2014 less the applicable capital reserve amount of $2.4 billion and for the six months ended June 30, 2014 we add dividends paid on June 30, 2014 to this amount. Dividends distributed or available for distribution for the three months ended June 30, 2013 (relating to the dividend period for the three months ended September 30, 2013) were calculated based on our net worth as of June 30, 2013 less the applicable capital reserve amount of $3.0 billion and for the six months ended June 30, 2013 we add dividends paid on June 30, 2013 to this amount.

[4] Includes 4.6 billion of weighted average shares of common stock that would be issued upon the full exercise of the warrant issued to Treasury from the date the warrant was issued through June 30, 2014.