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Real Estate Securities - Changes of Unamortized Discount and Designated Credit Reserves on Residential Available for Sale Securities (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2022
Credit Reserve |  |
Beginning balance | $ 705 | $ 0
Sales, calls, other | 0 | 0
Ending Balance | 1,771 | 1,771
Unamortized Discount, Net |  |
Beginning balance |  | 76,023
Ending Balance | 61,303 | 61,303
Residential |  |
Credit Reserve |  |
Beginning balance | 29,901 | 27,555
Amortization of net discount | 0 | 0
Realized credit recoveries (losses), net | 162 | 74
Acquisitions | 0 | 0
Sales, calls, other | 0 | (343)
Transfers to (release of) credit reserves, net | 556 | 3,333
Ending Balance | 30,619 | 30,619
Unamortized Discount, Net |  |
Beginning balance | 63,206 | 76,023
Amortization of net discount | (1,347) | (9,817)
Realized credit recoveries (losses), net | 0 | 0
Acquisitions | 0 | 0
Sales, calls, other | 0 | (1,570)
Transfers to (release of) credit reserves, net | (556) | (3,333)
Ending Balance | $ 61,303 | $ 61,303

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- Definition Changes to the net unamortized discount on available-for-sale securities due to the amortization of net discount. + References No definition available. + Details
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- Definition Changes to the net unamortized discount on available-for-sale securities due to realized credit losses. + References No definition available. + Details
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- Definition Transfers to or releases of the credit reserve on available-for-sale securities. + References No definition available. + Details
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- Definition Amount of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 50 -Paragraph 9 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124269663&loc=SL82922900-210455 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 50 -Paragraph 9 -Subparagraph (i) -URI https://asc.fasb.org/extlink&oid=124269663&loc=SL82922900-210455 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aaa) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 + Details
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