Condensed Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock at Par	Additional Paid-in Capital	Accumulated Other Comprehensive (Loss) Income	Retained Earnings (Deficit)
Balance at beginning of period at Dec. 31, 2023	$ 256,106	$ 249	$ 477,068	$ (4,975)	$ (216,236)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock, net of issuance costs	2,252	2	2,250
Repurchase of shares of common stock	(19,950)	(17)	(19,933)
Dividends paid on common stock	(23,514)				(23,514)
Stock compensation	1,864		1,864
Unrealized gain (loss) on RMBS and CMBS	4,534			4,534
Net income (loss)	43,806				43,806
Balance at end of period at Sep. 30, 2024	265,098	234	461,249	(441)	(195,944)
Balance at beginning of period at Jun. 30, 2024	255,806	249	478,328	(3,147)	(219,624)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock, net of issuance costs	2,252	2	2,250
Repurchase of shares of common stock	(19,950)	(17)	(19,933)
Dividends paid on common stock	(7,524)				(7,524)
Stock compensation	604		604
Unrealized gain (loss) on RMBS and CMBS	2,706			2,706
Net income (loss)	31,204				31,204
Balance at end of period at Sep. 30, 2024	265,098	234	461,249	(441)	(195,944)
Balance at beginning of period at Dec. 31, 2024	238,967	234	461,057	(3,475)	(218,849)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock, net of issuance costs	12,182	15	12,167
Dividends paid on common stock	(22,964)				(22,964)
Dividends accrued on unvested performance shares	(137)				(137)
Stock compensation	930		930
Unrealized gain (loss) on RMBS and CMBS	2,479			2,479
Net income (loss)	32,708				32,708
Balance at end of period at Sep. 30, 2025	264,165	249	474,154	(996)	(209,242)
Balance at beginning of period at Jun. 30, 2025	246,389	238	463,580	(4,661)	(212,768)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock, net of issuance costs	10,187	11	10,176
Dividends paid on common stock	(7,839)				(7,839)
Dividends accrued on unvested performance shares	(45)				(45)
Stock compensation	398		398
Unrealized gain (loss) on RMBS and CMBS	3,665			3,665
Net income (loss)	11,410				11,410
Balance at end of period at Sep. 30, 2025	$ 264,165	$ 249	$ 474,154	$ (996)	$ (209,242)