Financial Derivatives (TBAs) (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Derivative [Line Items]
Financial derivatives–assets, at fair value-	$ 131,472	$ 132,518
Derivative Liability	30,502	54,198
Derivative Assets (Liabilities), at Fair Value, Net	100,970	78,320
TBA securities
Derivative [Line Items]
Notional Amount	345,669	528,441
Derivative, Cost Basis	(312,452)	(494,953)
Market Value Underlying	(310,095)	(488,975)
Derivative Assets (Liabilities), at Fair Value, Net	2,357	5,978
TBA securities | Long
Derivative [Line Items]
Notional Amount	125,132	163,127
Derivative, Cost Basis	122,803	157,096
Market Value Underlying	122,278	155,089
Derivative Assets (Liabilities), at Fair Value, Net	(525)	(2,007)
TBA securities | Short
Derivative [Line Items]
Notional Amount	470,801	691,568
Derivative, Cost Basis	(435,255)	(652,049)
Market Value Underlying	(432,373)	(644,064)
Derivative Assets (Liabilities), at Fair Value, Net	2,882	7,985
Financial Derivatives - Assets | TBA securities | Long
Derivative [Line Items]
Notional Amount	17,500	0
Derivative, Cost Basis	17,137	0
Market Value Underlying	17,148	0
Financial derivatives–assets, at fair value-	11	0
Financial Derivatives - Assets | TBA securities | Short
Derivative [Line Items]
Notional Amount	470,801	691,568
Derivative, Cost Basis	(435,255)	(652,049)
Market Value Underlying	(432,373)	(644,064)
Financial derivatives–assets, at fair value-	2,882	7,985
Financial Derivatives - Liabilities | TBA securities | Long
Derivative [Line Items]
Notional Amount	107,632	163,127
Derivative, Cost Basis	105,666	157,096
Market Value Underlying	105,130	155,089
Derivative Liability	(536)	(2,007)
Financial Derivatives - Liabilities | TBA securities | Short
Derivative [Line Items]
Notional Amount	0	0
Derivative, Cost Basis	0	0
Market Value Underlying	0	0
Derivative Liability	$ 0	$ 0