NET INCOME (LOSS) PER COMMON SHARE (Tables)

6 Months Ended

Jun. 30, 2025

Earnings Per Share [Abstract]

Schedule of Net Income (Loss) Per Share Reconciliation

The following table presents a reconciliation of net income (loss) and shares used in calculating basic and diluted net income (loss) per share for the three and six months ended June 30, 2025 and 2024.

	For the Three Months Ended				For the Six Months Ended
	June 30, 2025		June 30, 2024		June 30, 2025		June 30, 2024
	(dollars in thousands, except per share data)
Net income (loss)	$	60,371	$	(8,833)	$	190,676	$	456,341
Net income (loss) attributable to noncontrolling interests	3,272		650		9,353		2,932
Net income (loss) attributable to Annaly	57,099		(9,483)		181,323		453,409
Dividends on preferred stock	37,260		37,158		74,417		74,219
Net income (loss) available (related) to common stockholders	$	19,839	$	(46,641)	$	106,906	$	379,190
Weighted average shares of common stock outstanding-basic	620,208,712		500,950,563		603,770,531		500,781,701
Add: Effect of stock awards, if dilutive	894,506		—		1,111,764		633,814
Weighted average shares of common  stock outstanding-diluted	621,103,218		500,950,563		604,882,295		501,415,515
Net income (loss) per share available (related) to common share
Basic	$	0.03	$	(0.09)	$	0.18	$	0.76
Diluted	$	0.03	$	(0.09)	$	0.18	$	0.76