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Consolidated Balance Sheets (Parenthetical) Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Mortgage-backed securities (including pledged of $2,677,652 and $2,467,859, respectively), at fair value | $ 2,677,652 | $ 2,467,859
Preferred Stock, Shares Authorized (in shares) | 50,000,000 | 50,000,000
Preferred Stock, Shares Outstanding (in shares) | 4,460,000 | 7,248,330
Preferred Stock, Shares Issued | 4,460,000 | 7,248,330
Preferred Stock, Liquidation Preference, Value | $ 111,500 | $ 181,208
Preferred Stock, Par or Stated Value Per Share | $ 0.01 | $ 0.01
Common Stock, Shares Authorized | 90,000,000 | 90,000,000
Common Stock, Shares, Issued | 35,935,306 | 23,697,970
Common Stock, Shares, Outstanding | 35,935,306 | 23,697,970
Common Stock, Par or Stated Value Per Share | $ 0.01 | $ 0.01

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- Definition The carrying amount as of the date of the latest financial statement presented of mortgage-related securities classified as available for sale or held for investment which are owned but transferred to another party to serve as collateral to partially or fully secure a debt obligation, repurchase agreement or other current or potential obligation, and for which the transferee does not have the right by contract or custom to sell or re-pledge them to an unrelated party. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 50 -Paragraph 1A -Subparagraph (b)(1)(i) -URI http://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729 + Details
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