Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Statement of Comprehensive Income [Abstract]
Net Income (Loss)	$ (66,434)	$ 71,327
Other comprehensive loss:
Reclassification adjustment for realized gain on sale of available for sale Agency Securities	0	(7,354)
Net unrealized loss on available for sale Agency Securities	(78,538)	(34,880)
Other Comprehensive Loss	(78,538)	(42,234)
Comprehensive Income (Loss)	$ (144,972)	$ 29,093