v3.26.1
SEGMENTS - Schedule of Segment Reporting (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
 [1]
Segment Reporting [Line Items]          
Interest income $ 1,812,198 $ 1,418,893 $ 3,537,128 $ 2,736,001  
Interest expense 1,324,005 1,145,693 2,596,244 2,242,830  
Net interest income 488,193 273,200 940,884 493,171  
Servicing and related income 175,059 141,670 334,192 282,105  
Servicing and related expense 17,835 14,571 34,415 28,684  
Net servicing income 157,224 127,099 299,777 253,421  
Other income (loss) 247,444 (289,470) (6,240) (449,127)  
Less: Total general and administrative expenses 58,189 50,018 110,753 98,082  
Income (loss) before income taxes 834,672 60,811 1,123,668 199,383  
Income taxes 6,899 440 5,380 8,707  
Net income (loss) 827,773 60,371 1,118,288 190,676  
Less: Net income (loss) attributable to noncontrolling interest 5,100 3,272 12,963 9,353  
Net income (loss) attributable to Annaly 822,673 57,099 1,105,325 181,323  
Dividends on preferred stock 41,036 37,260 81,688 74,417  
Net income (loss) available (related) to common stockholders 781,637 19,839 1,023,637 106,906  
Unrealized gains (losses) on available-for-sale securities (23,400) 33,559 (68,448) 198,436  
Reclassification adjustment for net (gains) losses included in net income (loss) 0 13,797 0 79,200  
Other comprehensive income (loss) (23,400) 47,356 (68,448) 277,636  
Comprehensive income (loss) 804,373 107,727 1,049,840 468,312  
Comprehensive income (loss) attributable to noncontrolling interests 5,100 3,272 12,963 9,353  
Comprehensive income (loss) attributable to Annaly 799,273 104,455 1,036,877 458,959  
Receivable for unsettled trades 104,722 1,134,896 104,722 1,134,896 $ 1,031
Payable for unsettled trades 331,586 1,538,526 331,586 1,538,526 2,059,386
Net change in unrealized gains (losses) on available-for-sale securities, net of reclassification adjustment (23,400) 47,356 (68,448) 277,636  
Dividends declared, not yet paid 562,931 449,453 562,931 449,453 494,881
Total assets 143,741,176 112,141,892 143,741,176 112,141,892 $ 135,609,838
Operating Segments | Agency          
Segment Reporting [Line Items]          
Interest income 1,102,237 913,267 2,196,530 1,762,467  
Interest expense 755,259 731,316 1,520,703 1,449,569  
Net interest income 346,978 181,951 675,827 312,898  
Servicing and related income 0 0 0 0  
Servicing and related expense 0 0 0 0  
Net servicing income 0 0 0 0  
Other income (loss) 238,951 (252,852) (95,592) (419,777)  
Less: Total general and administrative expenses 18,968 16,551 37,090 33,867  
Income (loss) before income taxes 566,961 (87,452) 543,145 (140,746)  
Income taxes 581 (130) 1,663 160  
Net income (loss) 566,380 (87,322) 541,482 (140,906)  
Less: Net income (loss) attributable to noncontrolling interest 0 0 0 0  
Net income (loss) attributable to Annaly 566,380 (87,322) 541,482 (140,906)  
Dividends on preferred stock 0 0 0 0  
Net income (loss) available (related) to common stockholders 566,380 (87,322) 541,482 (140,906)  
Unrealized gains (losses) on available-for-sale securities (23,400) 33,559 (68,448) 198,436  
Reclassification adjustment for net (gains) losses included in net income (loss) 0 13,797 0 79,200  
Other comprehensive income (loss) (23,400) 47,356 (68,448) 277,636  
Comprehensive income (loss) 542,980 (39,966) 473,034 136,730  
Comprehensive income (loss) attributable to noncontrolling interests 0 0 0 0  
Comprehensive income (loss) attributable to Annaly 542,980 (39,966) 473,034 136,730  
Receivable for unsettled trades 92,317 1,104,920 92,317 1,104,920  
Payable for unsettled trades 262,764 1,479,249 262,764 1,479,249  
Net change in unrealized gains (losses) on available-for-sale securities, net of reclassification adjustment (23,400) 47,356 (68,448) 277,636  
Dividends declared, not yet paid 0 0 0 0  
Total assets 90,585,914 75,289,321 90,585,914 75,289,321  
Operating Segments | Residential Credit          
Segment Reporting [Line Items]          
Interest income 709,961 505,463 1,340,598 972,316  
Interest expense 568,746 414,222 1,075,541 792,396  
Net interest income 141,215 91,241 265,057 179,920  
Servicing and related income 0 0 0 0  
Servicing and related expense 0 0 0 0  
Net servicing income 0 0 0 0  
Other income (loss) 34,412 (193) 178,776 11,897  
Less: Total general and administrative expenses 19,600 15,917 37,514 31,423  
Income (loss) before income taxes 156,027 75,131 406,319 160,394  
Income taxes 1,772 (8,217) (3,681) (8,741)  
Net income (loss) 154,255 83,348 410,000 169,135  
Less: Net income (loss) attributable to noncontrolling interest 5,100 3,272 12,963 9,353  
Net income (loss) attributable to Annaly 149,155 80,076 397,037 159,782  
Dividends on preferred stock 0 0 0 0  
Net income (loss) available (related) to common stockholders 149,155 80,076 397,037 159,782  
Unrealized gains (losses) on available-for-sale securities 0 0 0 0  
Reclassification adjustment for net (gains) losses included in net income (loss) 0 0 0 0  
Other comprehensive income (loss) 0 0 0 0  
Comprehensive income (loss) 154,255 83,348 410,000 169,135  
Comprehensive income (loss) attributable to noncontrolling interests 5,100 3,272 12,963 9,353  
Comprehensive income (loss) attributable to Annaly 149,155 80,076 397,037 159,782  
Receivable for unsettled trades 0 0 0 0  
Payable for unsettled trades 14,443 0 14,443 0  
Net change in unrealized gains (losses) on available-for-sale securities, net of reclassification adjustment 0 0 0 0  
Dividends declared, not yet paid 0 0 0 0  
Total assets 48,138,201 32,919,304 48,138,201 32,919,304  
Operating Segments | MSR          
Segment Reporting [Line Items]          
Interest income 0 0 0 0  
Interest expense 0 0 0 0  
Net interest income 0 0 0 0  
Servicing and related income 175,059 141,670 334,192 282,105  
Servicing and related expense 17,835 14,571 34,415 28,684  
Net servicing income 157,224 127,099 299,777 253,421  
Other income (loss) (25,231) (39,372) (88,029) (42,333)  
Less: Total general and administrative expenses 11,018 9,243 21,105 18,636  
Income (loss) before income taxes 120,975 78,484 190,643 192,452  
Income taxes 4,546 8,833 7,400 17,343  
Net income (loss) 116,429 69,651 183,243 175,109  
Less: Net income (loss) attributable to noncontrolling interest 0 0 0 0  
Net income (loss) attributable to Annaly 116,429 69,651 183,243 175,109  
Dividends on preferred stock 0 0 0 0  
Net income (loss) available (related) to common stockholders 116,429 69,651 183,243 175,109  
Unrealized gains (losses) on available-for-sale securities 0 0 0 0  
Reclassification adjustment for net (gains) losses included in net income (loss) 0 0 0 0  
Other comprehensive income (loss) 0 0 0 0  
Comprehensive income (loss) 116,429 69,651 183,243 175,109  
Comprehensive income (loss) attributable to noncontrolling interests 0 0 0 0  
Comprehensive income (loss) attributable to Annaly 116,429 69,651 183,243 175,109  
Receivable for unsettled trades 12,405 29,976 12,405 29,976  
Payable for unsettled trades 54,379 59,277 54,379 59,277  
Net change in unrealized gains (losses) on available-for-sale securities, net of reclassification adjustment 0 0 0 0  
Dividends declared, not yet paid 0 0 0 0  
Total assets 4,985,815 3,835,511 4,985,815 3,835,511  
Corporate & Other          
Segment Reporting [Line Items]          
Interest income 0 163 0 1,218  
Interest expense 0 155 0 865  
Net interest income 0 8 0 353  
Servicing and related income 0 0 0 0  
Servicing and related expense 0 0 0 0  
Net servicing income 0 0 0 0  
Other income (loss) (688) 2,947 (1,395) 1,086  
Less: Total general and administrative expenses 8,603 8,307 15,044 14,156  
Income (loss) before income taxes (9,291) (5,352) (16,439) (12,717)  
Income taxes 0 (46) (2) (55)  
Net income (loss) (9,291) (5,306) (16,437) (12,662)  
Less: Net income (loss) attributable to noncontrolling interest 0 0 0 0  
Net income (loss) attributable to Annaly (9,291) (5,306) (16,437) (12,662)  
Dividends on preferred stock 41,036 37,260 81,688 74,417  
Net income (loss) available (related) to common stockholders (50,327) (42,566) (98,125) (87,079)  
Unrealized gains (losses) on available-for-sale securities 0 0 0 0  
Reclassification adjustment for net (gains) losses included in net income (loss) 0 0 0 0  
Other comprehensive income (loss) 0 0 0 0  
Comprehensive income (loss) (9,291) (5,306) (16,437) (12,662)  
Comprehensive income (loss) attributable to noncontrolling interests 0 0 0 0  
Comprehensive income (loss) attributable to Annaly (9,291) (5,306) (16,437) (12,662)  
Receivable for unsettled trades 0 0 0 0  
Payable for unsettled trades 0 0 0 0  
Net change in unrealized gains (losses) on available-for-sale securities, net of reclassification adjustment 0 0 0 0  
Dividends declared, not yet paid 562,931 449,453 562,931 449,453  
Total assets $ 31,246 $ 97,756 $ 31,246 $ 97,756  
[1]
(1)Derived from the audited consolidated financial statements at December 31, 2025.