CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (Parenthetical) - USD ($) $ in Thousands		3 Months Ended	12 Months Ended
		Mar. 31, 2025	Dec. 31, 2024
Allowance for credit losses		$ 31,785	$ 28,397
Stockholders' Equity:
Preferred stock, par value (in dollars per share)		$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)		100,000,000	100,000,000
Common stock, par value (in dollars per share)		$ 0.01	$ 0.01
Common stock, shares authorized (in shares)		166,666,667	166,666,667
Common stock, shares issued (in shares)		80,970,256	80,922,221
Common stock, shares outstanding (in shares)		80,970,256	80,922,221
Total assets of consolidated VIEs	[1]	$ 13,205,326	$ 13,116,490
Total liabilities of consolidated VIEs	[1]	10,561,262	10,590,301
Variable Interest Entities, Primary Beneficiary
Allowance for credit losses		11,000	10,000
Stockholders' Equity:
Total assets of consolidated VIEs		10,130,294	9,970,094
Total liabilities of consolidated VIEs		$ 6,990,372	$ 6,766,505
Series A Preferred Stock
Stockholders' Equity:
Preferred stock, dividend rate (percent)		8.00%	8.00%
Preferred stock, shares issued (in shares)		5,800,000	5,800,000
Preferred stock, shares outstanding (in shares)		5,800,000	5,800,000
Preferred Stock, liquidation preference		$ 145,000	$ 145,000
Series B Preferred Stock
Stockholders' Equity:
Preferred stock, dividend rate (percent)		8.00%	8.00%
Preferred stock, shares issued (in shares)		13,000,000	13,000,000
Preferred stock, shares outstanding (in shares)		13,000,000	13,000,000
Preferred Stock, liquidation preference		$ 325,000	$ 325,000
Series C Preferred Stock
Stockholders' Equity:
Preferred stock, dividend rate (percent)		7.75%	7.75%
Preferred stock, shares issued (in shares)		10,400,000	10,400,000
Preferred stock, shares outstanding (in shares)		10,400,000	10,400,000
Preferred Stock, liquidation preference		$ 260,000	$ 260,000
Series D Preferred Stock
Stockholders' Equity:
Preferred stock, dividend rate (percent)		8.00%	8.00%
Preferred stock, shares issued (in shares)		8,000,000	8,000,000
Preferred stock, shares outstanding (in shares)		8,000,000	8,000,000
Preferred Stock, liquidation preference		$ 200,000	$ 200,000
Residential Mortgage-Backed Securities
Liabilities:
MBS pledged as collateral at fair value on Secured financing agreements		321,000	319,000
Residential Mortgage-Backed Securities | Asset Pledged as Collateral
Liabilities:
MBS pledged as collateral at fair value on Secured financing agreements		4,200,000	4,100,000
Non-Agency RMBS
Allowance for credit losses		32,000	28,000
Non-Agency RMBS | Asset Pledged as Collateral | Securitized Loans
Liabilities:
MBS pledged as collateral at fair value on Secured financing agreements		225,000	229,000
Loans held for investment, at fair value | Asset Pledged as Collateral | Securitized Loans
Liabilities:
MBS pledged as collateral at fair value on Secured financing agreements		$ 10,300,000	$ 10,200,000

[1] The Company's consolidated statements of financial condition include assets of consolidated variable interest entities, or VIEs, that can only be used to settle obligations and liabilities of the VIE for which creditors do not have recourse to the primary beneficiary (Chimera Investment Corporation). As of March 31, 2025, and December 31, 2024, total assets of consolidated VIEs were $10,130,294 and $9,970,094, respectively, and total liabilities of consolidated VIEs were $6,990,372 and $6,766,505, respectively. See Note 9 for further discussion.