Debt Obligations - Schedule of Repurchase Agreement (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
Sep. 30, 2026	Dec. 31, 2025
Repurchase Agreement Counterparty [Line Items]
Outstanding Principal	$ 2,405,602
Morgan Stanley, Wells Fargo, Goldman Sachs
Repurchase Agreement Counterparty [Line Items]
Outstanding Principal	787,277	$ 1,492,475
Net Counterparty Exposure	$ 440,027	$ 750,701
Percent of Stockholders' Equity	48.40%	64.00%
Weighted Average Life (Years)	1 year 9 months 18 days	1 year 9 months 18 days
Morgan Stanley
Repurchase Agreement Counterparty [Line Items]
Outstanding Principal	$ 411,824	$ 742,301
Net Counterparty Exposure	$ 248,280	$ 367,560
Percent of Stockholders' Equity	27.30%	31.30%
Weighted Average Life (Years)	2 years	2 years 1 month 6 days
Wells Fargo
Repurchase Agreement Counterparty [Line Items]
Outstanding Principal	$ 375,453	$ 579,974
Net Counterparty Exposure	$ 191,747	$ 249,598
Percent of Stockholders' Equity	21.10%	21.30%
Weighted Average Life (Years)	1 year 7 months 6 days	1 year 9 months 18 days
Goldman Sachs
Repurchase Agreement Counterparty [Line Items]
Outstanding Principal		$ 170,200
Net Counterparty Exposure		$ 133,543
Percent of Stockholders' Equity		11.40%
Weighted Average Life (Years)		7 months 6 days

Repurchase Agreement Counterparty, Amount At Risk, Percent Of Stockholders' Equity

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477657/942-210-S45-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478478/942-210-S50-1

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481139/470-20-50-4

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- Definition

The amount at risk under repurchase agreements is defined as the excess of carrying amount (or market value, if higher than the carrying amount or if there is no carrying amount) of the securities or other assets sold under agreement to repurchase, including accrued interest plus any cash or other assets on deposit to secure the repurchase obligation, over the amount of the repurchase liability (adjusted for accrued interest).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 860
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480088/860-10-S50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480738/235-10-S50-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 860
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481420/860-30-50-9

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(m)(1)(iii))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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- Definition

Weighted-average period of maturity for repurchase agreement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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