Consolidated Statements of Operations and Comprehensive Income - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Interest income:
Investments in securities	$ 4,158	$ 1,828	$ 582
Mortgage loans	133,234	117,813	98,930
Other	2,322	656	163
Total interest income	139,714	120,297	99,675
Interest expense:
Short-term debt	(672)	(76)	(4)
Long-term debt	(110,269)	(90,798)	(70,084)
Total interest expense	(110,941)	(90,874)	(70,088)
Net interest income	28,773	29,423	29,587
Benefit (provision) for credit losses	1,670	(6,277)	5,130
Net interest income after benefit (provision) for credit losses	30,443	23,146	34,717
Investment gains (losses), net	(53)	(297)	1,352
Fair value gain (losses), net	1,304	1,284	155
Fee and other income	275	312	361
Non-interest income	1,526	1,299	1,868
Administrative expenses:
Salaries and employee benefits	(1,906)	(1,671)	(1,493)
Professional services	(850)	(850)	(817)
Other administrative expenses	(848)	(808)	(755)
Total administrative expenses	(3,604)	(3,329)	(3,065)
TCCA fees	(3,431)	(3,369)	(3,071)
Credit enhancement expense	(1,512)	(1,323)	(1,051)
Change in expected credit enhancement recoveries	(193)	727	(194)
Other expenses, net	(1,273)	(918)	(1,255)
Total expenses	(10,013)	(8,212)	(8,636)
Income before federal income taxes	21,956	16,233	27,949
Provision for federal income taxes	(4,548)	(3,310)	(5,773)
Net income	17,408	12,923	22,176
Other comprehensive loss	(3)	(3)	(78)
Total comprehensive income	17,405	12,920	22,098
Dividends distributed or amounts attributable to senior preferred stock	(17,405)	(12,920)	(22,098)
Net income attributable to common stockholders, basic	3	3	78
Net income attributable to common stockholders, diluted	$ 3	$ 3	$ 78
Earnings (loss) per share - basic (in dollars per share)	$ 0.00	$ 0.00	$ 0.01
Earnings (loss) per share - diluted (in dollars per share)	$ 0.00	$ 0.00	$ 0.01
Weighted-average common shares outstanding, basic	5,867	5,867	5,867
Weighted-average common shares outstanding, diluted	5,893	5,893	5,893