Condensed Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
ASSETS:
Mortgage-backed securities, at fair value (includes pledged assets of $3,946,156 and $3,512,640, respectively)	$ 3,999,906	$ 3,540,002
U.S. Treasury Notes, at fair value (includes pledged assets of $36,806 and $36,382, respectively)	36,806	36,382
Cash and cash equivalents	143,220	205,651
Restricted cash	42,738	31,568
Accrued interest receivable	13,120	11,519
Derivative assets	29,315	40,172
Other assets	907	442
Total Assets	4,266,012	3,865,736
LIABILITIES:
Repurchase agreements	3,769,437	3,378,445
Dividends payable	6,279	5,908
Derivative liabilities	19,582	7,161
Accrued interest payable	14,753	9,209
Other liabilities	3,371	25,119
Total Liabilities	3,814,651	3,426,973
COMMITMENTS AND CONTINGENCIES
STOCKHOLDERS' EQUITY:
Preferred stock, $0.01 par value; 20,000,000 shares authorized; no shares issued and outstanding as of March 31, 2023 and December 31, 2022	0	0
Common Stock, $0.01 par value; 100,000,000 shares authorized, 39,085,756 shares issued and outstanding as of March 31, 2023 and 36,764,983 shares issued and outstanding as of December 31, 2022	391	368
Additional paid-in capital	788,647	779,602
Accumulated deficit	(337,677)	(341,207)
Total Stockholders' Equity	451,361	438,763
Total Liabilities and Stockholders' Equity	4,266,012	3,865,736
Related Party [Member]
LIABILITIES:
Due to affiliates	$ 1,229	$ 1,131