Organization and Basis of Presentation (Policies)	6 Months Ended
Jun. 30, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Basis of Presentation	The Company is a Maryland corporation incorporated on March 20, 2018. On September 18, 2018 (commencement of operations), the Board of Directors of the Company (the “Board of Directors”) authorized the Company to commence operations and on October 19, 2018 the Company began its investing activities. For the period prior to September 18, 2018, the Company had no operating activity. The Company achieves certain of its investment objectives by investing a portion of its assets in its wholly‑owned taxable subsidiary, Angel Oak Mortgage REIT TRS, LLC (“AOMR TRS”), a Delaware limited liability company formed on March 21, 2018, which invests its assets in Angel Oak Mortgage Fund TRS, a Delaware statutory trust formed on June 15, 2018. On June 21, 2021, the Company completed its initial public offering (the “IPO”) of 7,200,000 shares of common stock, $0.01 par value per share (“common stock”), at an initial public offering price of $19.00 per share for total proceeds of approximately $136.8 million, excluding the underwriting discounts and commissions and offering expenses of the IPO, each of which was paid by Angel Oak Capital Advisors, LLC (“Angel Oak Capital”), pursuant to a registration statement on Form S-11, as amended (File No. 333-256301) (the “Registration Statement”), filed with the Securities and Exchange Commission (the “SEC”) under the Securities Act of 1933, as amended. The common stock of the Company trades on the New York Stock Exchange under the ticker symbol “AOMR”. Concurrently with the completion of the IPO, the Company sold an additional 2,105,263 shares of common stock to CPPIB Credit Investments Inc. in a private placement at $19.00 per share, for total proceeds of approximately $40.0 million. The Operating Partnership On February 5, 2020, the Company formed Angel Oak Mortgage Operating Partnership, LP, a Delaware limited partnership (the “Operating Partnership”), through which substantially all of its assets are held and substantially all of its operations are conducted, either directly or through subsidiaries. The Company holds all of the limited partnership interests in the Operating Partnership and indirectly holds the sole general partnership interest in the Operating Partnership through the general partner, which is the Company’s wholly-owned subsidiary. The Company’s Manager and REIT status The Company is externally managed and advised by Falcons I, LLC (the “Manager”), a registered investment adviser with the SEC. The Company has elected to be taxed as a real estate investment trust (a “REIT”) under the Internal Revenue Code of 1986, as amended (the “Code”), commencing with its taxable year ended December 31, 2019 and will operate in conformity with the requirements for qualification as a REIT under the Code.
Interim Financial Statements	Interim Financial Statements The accompanying unaudited condensed consolidated financial statements have been prepared in conformity with the instructions to Article 10-01 of Regulation S-X for interim financial statements. Accordingly, they do not include all the information and footnotes required by generally accepted accounting principles in the United States of America (“GAAP”) for complete financial statements. These unaudited condensed consolidated financial statements and related notes should be read in conjunction with the consolidated financial statements and related notes for the year ended December 31, 2021, included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2021 (the “Annual Report on Form 10-K”). In the opinion of management, the accompanying condensed consolidated financial statements contain all adjustments, consisting of normal recurring adjustments, necessary for a fair statement of the results for the interim periods presented. Such operating results may not be indicative of the expected results for any other interim periods or the entire year. The condensed consolidated financial statements include the accounts of the Company and its wholly‑owned subsidiaries. All significant intercompany balances and transactions have been eliminated in consolidation.
Use of Estimates	Use of Estimates The preparation of financial statements requires the Company to make a number of significant estimates. These include estimates of fair value of certain assets and liabilities, amounts and timing of credit losses, prepayment rates, and other estimates that affect the reported amounts of certain assets and liabilities as of the date of the condensed consolidated financial statements and the reported amounts of certain revenues and expenses during the reported periods. It is likely that changes in these estimates (e.g., valuation changes due to supply and demand, credit performance, prepayments, interest rates, or other reasons) will occur in the near term. The Company’s estimates are inherently subjective in nature and actual results could differ from the Company’s estimates and the differences could be material.
Reclassifications	Reclassifications Certain amounts reported in prior periods in the financial statements have been reclassified to conform to the current year’s presentation. “Other assets” on the condensed consolidated balance sheet as of December 31, 2021 in the amount of $5.3 million has been reclassified to $2.4 million of unrealized appreciation on “To be Announced” forward-settling of mortgage-backed securities trades (“TBAs”) and interest rate futures contracts - at fair value and $2.9 million of other assets, to enhance transparency of the Company’s balance sheet. The Company also reclassified the dividend paid in the first quarter of 2022 in the amount of $11.3 million from additional paid-in capital to retained earnings, as reflected in the balances of additional paid-in capital and retained earnings on the condensed consolidated balance sheet as of June 30, 2022 and the statements of stockholders’ equity beginning balances of additional paid-in capital and retained earnings as of March 31, 2022. This reclassification was a result of a review of industry standards resulting from diversity in practice noted in interpretive accounting guidance regarding dividend classification.
Recent Accounting Standards - Recently Issued	Recent Accounting Standards - Recently Issued In March 2020, the Financial Accounting Standards Board (“FASB”) issued Accounting Standards Updated (“ASU”) 2020-04, Reference Rate Reform (Topic 848): Facilitation of the Effects of Reference Rate Reform on Financial Reporting. The standard was issued to ease the accounting effects of reform to the London Interbank Offered Rate (“LIBOR”) and other reference rates. The standard provides optional expedients and exceptions for applying GAAP to debt, derivatives, and other contracts affected by reference rate reform. The standard is effective for all entities as of March 12, 2020 through December 31, 2022 and may be elected over time as reference rate reform activities occur. The Company does not believe that this ASU will have a material impact upon its consolidated financial statements.
Variable Interest Entities	VIEs for Which the Company is Not the Primary Beneficiary In 2019 and 2020, the Company co‑sponsored and participated in the formation of various entities that were considered to be VIEs. These VIEs were formed to facilitate securitization issuances that were comprised of secured residential whole loans and/or small balance commercial loans contributed to securitization trusts. These securities were issued as a result of the unconsolidated securitizations where the Company retained bonds from the issuances of AOMT 2019-2, AOMT 2019-4, AOMT 2019-6, AOMT 2020-3, and AOMT 2020-SBC1. The Company determined that it was not then and is not now the primary beneficiary of any of these entities, and thus has not consolidated the operating results or statements of financial position of any of these entities. The Company performs ongoing reassessments of all VIEs in which the Company has participated since its inception as to whether changes in the facts and circumstances regarding the Company’s involvement with a VIE would cause the Company’s consolidation conclusion to change, and the Company’s assessment of the VIEs in which the Company participated during the years 2019 and 2020 remains unchanged.

Organization and Basis of Presentation (Policies)

6 Months Ended

Jun. 30, 2022

Organization, Consolidation and Presentation of Financial Statements [Abstract]

The Company is a Maryland corporation incorporated on March 20, 2018. On September 18, 2018 (commencement of operations), the Board of Directors of the Company (the “Board of Directors”) authorized the Company to commence operations and on October 19, 2018 the Company began its investing activities. For the period prior to September 18, 2018, the Company had no operating activity. The Company achieves certain of its investment objectives by investing a portion of its assets in its wholly‑owned taxable subsidiary, Angel Oak Mortgage REIT TRS, LLC (“AOMR TRS”), a Delaware limited liability company formed on March 21, 2018, which invests its assets in Angel Oak Mortgage Fund TRS, a Delaware statutory trust formed on June 15, 2018.

On June 21, 2021, the Company completed its initial public offering (the “IPO”) of 7,200,000 shares of common stock, $0.01 par value per share (“common stock”), at an initial public offering price of $19.00 per share for total proceeds of approximately $136.8 million, excluding the underwriting discounts and commissions and offering expenses of the IPO, each of which was paid by Angel Oak Capital Advisors, LLC (“Angel Oak Capital”), pursuant to a registration statement on Form S-11, as amended (File No. 333-256301) (the “Registration Statement”), filed with the Securities and Exchange Commission (the “SEC”) under the Securities Act of 1933, as amended. The common stock of the Company trades on the New York Stock Exchange under the ticker symbol “AOMR”.

Concurrently with the completion of the IPO, the Company sold an additional 2,105,263 shares of common stock to CPPIB Credit Investments Inc. in a private placement at $19.00 per share, for total proceeds of approximately $40.0 million.

The Operating Partnership

On February 5, 2020, the Company formed Angel Oak Mortgage Operating Partnership, LP, a Delaware limited partnership (the “Operating Partnership”), through which substantially all of its assets are held and substantially all of its operations are conducted, either directly or through subsidiaries. The Company holds all of the limited partnership interests in the Operating Partnership and indirectly holds the sole general partnership interest in the Operating Partnership through the general partner, which is the Company’s wholly-owned subsidiary.

The Company’s Manager and REIT status

The Company is externally managed and advised by Falcons I, LLC (the “Manager”), a registered investment adviser with the SEC. The Company has elected to be taxed as a real estate investment trust (a “REIT”) under the Internal Revenue Code of 1986, as amended (the “Code”), commencing with its taxable year ended December 31, 2019 and will operate in conformity with the requirements for qualification as a REIT under the Code.

Interim Financial Statements

The accompanying unaudited condensed consolidated financial statements have been prepared in conformity with the instructions to Article 10-01 of Regulation S-X for interim financial statements. Accordingly, they do not include all the information and footnotes required by generally accepted accounting principles in the United States of America (“GAAP”) for complete financial statements. These unaudited condensed consolidated financial statements and related notes should be read in conjunction with the consolidated financial statements and related notes for the year ended December 31, 2021, included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2021 (the “Annual Report on Form 10-K”).

In the opinion of management, the accompanying condensed consolidated financial statements contain all adjustments, consisting of normal recurring adjustments, necessary for a fair statement of the results for the interim periods presented. Such operating results may not be indicative of the expected results for any other interim periods or the entire year. The condensed consolidated financial statements include the accounts of the Company and its wholly‑owned subsidiaries. All significant intercompany balances and transactions have been eliminated in consolidation.

Use of Estimates

The preparation of financial statements requires the Company to make a number of significant estimates. These include estimates of fair value of certain assets and liabilities, amounts and timing of credit losses, prepayment rates, and other estimates that affect the reported amounts of certain assets and liabilities as of the date of the condensed consolidated financial statements and the reported amounts of certain

revenues and expenses during the reported periods. It is likely that changes in these estimates (e.g., valuation changes due to supply and demand, credit performance, prepayments, interest rates, or other reasons) will occur in the near term. The Company’s estimates are inherently subjective in nature and actual results could differ from the Company’s estimates and the differences could be material.

Reclassifications

Certain amounts reported in prior periods in the financial statements have been reclassified to conform to the current year’s presentation. “Other assets” on the condensed consolidated balance sheet as of December 31, 2021 in the amount of $5.3 million has been reclassified to $2.4 million of unrealized appreciation on “To be Announced” forward-settling of mortgage-backed securities trades (“TBAs”) and interest rate futures contracts - at fair value and $2.9 million of other assets, to enhance transparency of the Company’s balance sheet. The Company also reclassified the dividend paid in the first quarter of 2022 in the amount of $11.3 million from additional paid-in capital to retained earnings, as reflected in the balances of additional paid-in capital and retained earnings on the condensed consolidated balance sheet as of June 30, 2022 and the statements of stockholders’ equity beginning balances of additional paid-in capital and retained earnings as of March 31, 2022. This reclassification was a result of a review of industry standards resulting from diversity in practice noted in interpretive accounting guidance regarding dividend classification.

Recent Accounting Standards - Recently Issued

In March 2020, the Financial Accounting Standards Board (“FASB”) issued Accounting Standards Updated (“ASU”) 2020-04, Reference Rate Reform (Topic 848): Facilitation of the Effects of Reference Rate Reform on Financial Reporting. The standard was issued to ease the accounting effects of reform to the London Interbank Offered Rate (“LIBOR”) and other reference rates. The standard provides optional expedients and exceptions for applying GAAP to debt, derivatives, and other contracts affected by reference rate reform. The standard is effective for all entities as of March 12, 2020 through December 31, 2022 and may be elected over time as reference rate reform activities occur. The Company does not believe that this ASU will have a material impact upon its consolidated financial statements.

Variable Interest Entities

VIEs for Which the Company is Not the Primary Beneficiary

In 2019 and 2020, the Company co‑sponsored and participated in the formation of various entities that were considered to be VIEs. These VIEs were formed to facilitate securitization issuances that were comprised of secured residential whole loans and/or small balance commercial loans contributed to securitization trusts.

These securities were issued as a result of the unconsolidated securitizations where the Company retained bonds from the issuances of AOMT 2019-2, AOMT 2019-4, AOMT 2019-6, AOMT 2020-3, and AOMT 2020-SBC1. The Company determined that it was not then and is not now the primary beneficiary of any of these entities, and thus has not consolidated the operating results or statements of financial position of any of these entities. The Company performs ongoing reassessments of all VIEs in which the Company has participated since its inception as to whether changes in the facts and circumstances regarding the Company’s involvement with a VIE would cause the Company’s consolidation conclusion to change, and the Company’s assessment of the VIEs in which the Company participated during the years 2019 and 2020 remains unchanged.