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Derivative Financial Instruments - Aggregate Fair Value and Notional Amount of Derivative Financial Instruments (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
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Derivative [Line Items] |  |
Fair Value | $ 18,120 | $ 3,975
Notional Amount | 1,674,369 | 1,772,298
TBAs |  |
Derivative [Line Items] |  |
Notional Amount | 940,000 | 1,070,000
Interest rate futures |  |
Derivative [Line Items] |  |
Notional Amount | 193,000 | 411,000
Derivative Liabilities |  |
Derivative [Line Items] |  |
Fair Value | (2,316) | (16,855)
Notional Amount | 498,809 | 908,532
Derivative Liabilities | TBAs |  |
Derivative [Line Items] |  |
Fair Value | (920) | (16,784)
Notional Amount | 275,000 | 845,000
Derivative Liabilities | Interest rate futures |  |
Derivative [Line Items] |  |
Fair Value | 0 | (57)
Notional Amount | 0 | 60,000
Derivative Liabilities | Residential loan purchase commitments, net |  |
Derivative [Line Items] |  |
Fair Value | (1,396) | (14)
Notional Amount | 223,809 | 3,532
Derivative Assets |  |
Derivative [Line Items] |  |
Fair Value | 20,436 | 20,830
Notional Amount | 1,175,560 | 863,766
Derivative Assets | Interest rate swaps |  |
Derivative [Line Items] |  |
Fair Value | 10,125 | 14,625
Notional Amount | 190,000 | 285,000
Derivative Assets | TBAs |  |
Derivative [Line Items] |  |
Fair Value | 3,536 | 1,893
Notional Amount | 665,000 | 220,000
Derivative Assets | Interest rate futures |  |
Derivative [Line Items] |  |
Fair Value | 3,333 | 3,976
Notional Amount | 193,000 | 350,600
Derivative Assets | Residential loan purchase commitments, net |  |
Derivative [Line Items] |  |
Fair Value | 3,442 | 336
Notional Amount | $ 127,560 | $ 8,166

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- Definition Fair value of the assets less the liabilities of a derivative or group of derivatives. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-10 + Details
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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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480237/815-40-50-5 + Details
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