v3.26.1
Segment Reporting - Segment Earnings and Reconciliation to GAAP Condensed Consolidated Statements of Comprehensive Income (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]        
Interest income $ 34,275 $ 32,048 $ 67,925 $ 63,413
Interest Expense (28,265) (26,749) (56,296) (53,012)
Net interest income 6,010 5,299 11,629 10,401
Non-interest income (loss)        
Guarantee income 288 398 608 838
Investment gains (losses), net (426) 119 (384) 311
Other income 119 100 271 218
Non-interest income (loss) (19) 617 495 1,367
Net revenues 5,991 5,916 12,124 11,768
(Provision) benefit for credit losses 880 (783) 1,200 (1,063)
Non-interest expense        
General and Administrative Expense (676) (748) (1,302) (1,424)
Credit enhancement expense (507) (511) (948) (1,051)
Legislative and regulatory assessments (840) (825) (1,672) (1,642)
Other expense (74) (74) (197) (129)
Non-interest expense (2,097) (2,158) (4,119) (4,246)
Income before income tax expense 4,774 2,975 9,205 6,459
Income tax expense (936) (588) (1,809) (1,278)
Net income 3,838 2,387 7,396 5,181
Other comprehensive income (loss), net of taxes and reclassification adjustments 9 21 (11) 55
Comprehensive income 3,847 2,408 7,385 5,236
Single Family Guarantee Segment | Operating segments        
Segment Reporting [Line Items]        
Interest income 31,988 30,641 63,558 60,687
Interest Expense (26,539) (25,743) (52,989) (51,036)
Net interest income 5,449 4,898 10,569 9,651
Non-interest income (loss)        
Guarantee income 19 33 39 56
Investment gains (losses), net (438) 142 (504) 203
Other income 70 62 171 143
Non-interest income (loss) (349) 237 (294) 402
Net revenues 5,100 5,135 10,275 10,053
(Provision) benefit for credit losses 846 (622) 1,157 (850)
Non-interest expense        
General and Administrative Expense (522) (575) (1,004) (1,098)
Credit enhancement expense (445) (464) (831) (955)
Legislative and regulatory assessments (827) (813) (1,648) (1,620)
Other expense (76) (53) (167) (103)
Non-interest expense (1,870) (1,905) (3,650) (3,776)
Income before income tax expense 4,076 2,608 7,782 5,427
Income tax expense (799) (516) (1,529) (1,074)
Net income 3,277 2,092 6,253 4,353
Other comprehensive income (loss), net of taxes and reclassification adjustments 3 9 (10) 17
Comprehensive income 3,280 2,101 6,243 4,370
Multifamily | Operating segments        
Segment Reporting [Line Items]        
Interest income 2,287 1,407 4,367 2,726
Interest Expense (1,726) (1,006) (3,307) (1,976)
Net interest income 561 401 1,060 750
Non-interest income (loss)        
Guarantee income 269 365 569 782
Investment gains (losses), net 12 (23) 120 108
Other income 49 38 100 75
Non-interest income (loss) 330 380 789 965
Net revenues 891 781 1,849 1,715
(Provision) benefit for credit losses 34 (161) 43 (213)
Non-interest expense        
General and Administrative Expense (154) (173) (298) (326)
Credit enhancement expense (62) (47) (117) (96)
Legislative and regulatory assessments (13) (12) (24) (22)
Other expense 2 (21) (30) (26)
Non-interest expense (227) (253) (469) (470)
Income before income tax expense 698 367 1,423 1,032
Income tax expense (137) (72) (280) (204)
Net income 561 295 1,143 828
Other comprehensive income (loss), net of taxes and reclassification adjustments 6 12 (1) 38
Comprehensive income $ 567 $ 307 $ 1,142 $ 866