Consolidated Statements of Comprehensive Income (Loss) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Interest income
Mortgage loans	$ 14,134	$ 16,428	$ 45,792	$ 51,732
Investment securities	659	686	1,948	2,059
Other	56	426	417	1,197
Total interest income	14,849	17,540	48,157	54,988
Interest expense	(11,392)	(15,130)	(39,039)	(46,498)
Net interest income	3,457	2,410	9,118	8,490
Non-interest income (loss)
Guarantee fee income	315	280	1,161	850
Gain (Loss) on Investments	1,122	568	957	(83)
Other income (loss)	172	121	401	247
Non-interest income (loss)	1,609	969	2,519	1,014
Benefit (provision) for credit losses	(327)	179	(2,265)	474
Revenues, Net of Interest Expense	5,066	3,379	11,637	9,504
Non-interest expense
Salaries and employee benefits	(334)	(333)	(1,002)	(983)
Professional services	(105)	(115)	(269)	(342)
Other administrative expense	(202)	(172)	(558)	(492)
Total administrative expense	(641)	(620)	(1,829)	(1,817)
Credit enhancement expense	(267)	(197)	(731)	(536)
Recoveries	20	0	708	42
REO operations expense	(40)	(58)	(139)	(172)
Temporary Payroll Tax Cut Continuation Act of 2011 expense	(467)	(408)	(1,341)	(1,197)
Other expense	(237)	(139)	(480)	(499)
Non-interest expense	(1,632)	(1,422)	(3,812)	(4,179)
Income (loss) before income tax (expense) benefit	3,107	2,136	5,560	5,799
Income tax (expense) benefit	(644)	(427)	(1,147)	(1,177)
Net income (loss)	2,463	1,709	4,413	4,622
Other comprehensive income (loss), net of taxes and reclassification adjustments
Changes in unrealized gains (losses) related to available-for-sale securities	(16)	124	576	674
Changes in unrealized gains (losses) related to cash flow hedge relationships	6	19	30	57
Changes in defined benefit plans	(4)	(4)	(10)	(14)
Total other comprehensive income (loss), net of taxes and reclassification adjustments	(14)	139	596	717
Comprehensive income (loss)	2,449	1,848	5,009	5,339
Net income (loss)	2,463	1,709	4,413	4,622
Undistributed net worth sweep, senior preferred stock dividends, or future increase in senior preferred stock liquidation preference	(2,449)	(1,848)	(4,769)	(5,339)
Net income (loss) attributable to common stockholders	$ 14	$ (139)	$ (356)	$ (717)
Net income (loss) per common share — basic and diluted	$ 0	$ (0.04)	$ (0.11)	$ (0.22)
Weighted average common shares outstanding (in millions) — basic and diluted	3,234	3,234	3,234	3,234