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Fair Value - Schedule of Fair Value Assets and Liabilities (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Mar. 31, 2022 | Dec. 31, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | --- | --- | --- | --- | ---
Loans held for sale |  |  |  |  |  |
Loans held for sale, at fair value | $ 683,140 | $ 716,024 | $ 917,534 | $ 680,866 | $ 500,814 | $ 366,364
Financial liabilities: |  |  |  |  |  |
Advance match funded liabilities | 476,978 |  | 512,297 |  |  |
Financing liabilities: |  |  |  |  |  |
HMBS-related borrowings | 7,155,251 | 7,118,844 | 6,885,022 | 6,823,911 | 6,778,195 | 6,772,711
Other financing liabilities, at fair value | 913,627 |  | 804,963 |  |  |
Other secured borrowings: |  |  |  |  |  |
Mortgage loan warehouse facilities | 779,270 |  | 1,085,076 |  |  |
MSR financing facilities | 987,712 |  | 900,760 |  |  |
Senior notes: |  |  |  |  |  |
Total Senior notes | 594,889 |  | 614,797 |  |  |
Derivative financial instrument assets (liabilities) |  |  |  |  |  |
Derivative liabilities | 9,646 |  | 3,080 |  |  |
Mortgage servicing rights |  |  |  |  |  |
MSRs | 2,485,679 | 2,323,281 | 2,250,147 | 2,072,518 | 1,400,217 | 1,294,817
Carrying Value |  |  |  |  |  |
Loans held for sale |  |  |  |  |  |
Total Loans held for sale | 687,465 |  | 928,527 |  |  |
Loans held for investment | 7,383,817 |  | 7,207,641 |  |  |
Financing liabilities: |  |  |  |  |  |
Other financing liabilities, at fair value | 913,627 |  | 804,963 |  |  |
Senior notes: |  |  |  |  |  |
Total Senior notes | 594,889 |  | 614,797 |  |  |
Fair Value |  |  |  |  |  |
Loans held for sale |  |  |  |  |  |
Total Loans held for sale | 687,465 |  | 928,527 |  |  |
Loans held for investment | 7,383,817 |  | 7,207,641 |  |  |
Financing liabilities: |  |  |  |  |  |
Other financing liabilities, at fair value | 913,627 |  | 804,963 |  |  |
Senior notes: |  |  |  |  |  |
Total Senior notes | 556,924 |  | 674,927 |  |  |
Level 2 | Carrying Value |  |  |  |  |  |
Loans held for sale |  |  |  |  |  |
Loans held for sale, at fair value | 683,140 |  | 917,534 |  |  |
Corporate bonds | 211 |  | 211 |  |  |
Senior notes: |  |  |  |  |  |
Senior secured notes | 368,724 |  | 392,555 |  |  |
Level 2 | Fair Value |  |  |  |  |  |
Loans held for sale |  |  |  |  |  |
Loans held for sale, at fair value | 683,140 |  | 917,534 |  |  |
Corporate bonds | 211 |  | 211 |  |  |
Senior notes: |  |  |  |  |  |
Senior secured notes | 333,124 |  | 413,472 |  |  |
Level 2 | Option Contracts | Carrying Value |  |  |  |  |  |
Derivative financial instrument assets (liabilities) |  |  |  |  |  |
Derivative liabilities | 1,179 |  | (277) |  |  |
Level 2 | Option Contracts | Fair Value |  |  |  |  |  |
Derivative financial instrument assets (liabilities) |  |  |  |  |  |
Derivative liabilities | 1,179 |  | (277) |  |  |
Level 3 | Carrying Value |  |  |  |  |  |
Loans held for sale |  |  |  |  |  |
Loans held for sale, at fair value | 683,140 |  | 917,534 |  |  |
Loans held for sale, at lower of cost or fair value | 4,325 |  | 10,993 |  |  |
Loans held for investment | 7,376,528 |  | 7,199,762 |  |  |
Advances (net) | 647,167 |  | 772,433 |  |  |
Receivables, net | 178,480 |  | 180,707 |  |  |
Mortgage-backed securities | 0 |  | 1 |  |  |
Financial liabilities: |  |  |  |  |  |
Advance match funded liabilities | 476,978 |  | 512,297 |  |  |
Financing liabilities: |  |  |  |  |  |
HMBS-related borrowings | 7,155,251 |  | 6,885,022 |  |  |
Other secured borrowings: |  |  |  |  |  |
Mortgage loan warehouse facilities | 779,270 |  | 1,085,076 |  |  |
MSR financing facilities | 987,712 |  | 900,760 |  |  |
Derivative financial instrument assets (liabilities) |  |  |  |  |  |
Interest rate lock commitments | 5,746 |  | 18,085 |  |  |
Mortgage servicing rights |  |  |  |  |  |
MSRs | 2,485,679 |  | 2,250,147 |  |  |
Level 3 | Carrying Value | Second Lien |  |  |  |  |  |
Senior notes: |  |  |  |  |  |
Senior secured notes | 226,165 |  | 222,242 |  |  |
Level 3 | Fair Value |  |  |  |  |  |
Loans held for sale |  |  |  |  |  |
Loans held for sale, at fair value | 683,140 |  | 917,534 |  |  |
Loans held for sale, at lower of cost or fair value | 4,325 |  | 10,993 |  |  |
Loans held for investment | 7,376,528 |  | 7,199,762 |  |  |
Advances (net) | 647,167 |  | 772,433 |  |  |
Receivables, net | 178,480 |  | 180,707 |  |  |
Mortgage-backed securities | 0 |  | 1 |  |  |
Financial liabilities: |  |  |  |  |  |
Advance match funded liabilities | 471,357 |  | 511,994 |  |  |
Financing liabilities: |  |  |  |  |  |
HMBS-related borrowings | 7,155,251 |  | 6,885,022 |  |  |
Other secured borrowings: |  |  |  |  |  |
Mortgage loan warehouse facilities | 779,270 |  | 1,085,076 |  |  |
MSR financing facilities | 965,069 |  | 873,820 |  |  |
Derivative financial instrument assets (liabilities) |  |  |  |  |  |
Interest rate lock commitments | 5,746 |  | 18,085 |  |  |
Mortgage servicing rights |  |  |  |  |  |
MSRs | 2,485,679 |  | 2,250,147 |  |  |
Level 3 | Fair Value | Second Lien |  |  |  |  |  |
Senior notes: |  |  |  |  |  |
Senior secured notes | 223,800 |  | 261,455 |  |  |
Level 3 | Other | Carrying Value |  |  |  |  |  |
Derivative financial instrument assets (liabilities) |  |  |  |  |  |
Other | (133) |  | (1,070) |  |  |
Level 3 | Other | Fair Value |  |  |  |  |  |
Derivative financial instrument assets (liabilities) |  |  |  |  |  |
Other | (133) |  | (1,070) |  |  |
Level 3 | Financing Liability - MSRs Pledged | Carrying Value |  |  |  |  |  |
Financing liabilities: |  |  |  |  |  |
Other financing liabilities, at fair value | 906,338 |  | 797,084 |  |  |
Level 3 | Financing Liability - MSRs Pledged | Fair Value |  |  |  |  |  |
Financing liabilities: |  |  |  |  |  |
Other financing liabilities, at fair value | 906,338 |  | 797,084 |  |  |
Level 3 | Financing Liability - Owed to Securitization Investors |  |  |  |  |  |
Mortgage servicing rights |  |  |  |  |  |
Loans related to Ginnie Mae guaranteed securitizations | (7,289) | (7,722) | (7,879) | (8,680) | (8,820) | (9,770)
Level 3 | Financing Liability - Owed to Securitization Investors | Carrying Value |  |  |  |  |  |
Financing liabilities: |  |  |  |  |  |
Other financing liabilities, at fair value | 7,289 |  | 7,879 |  |  |
Level 3 | Financing Liability - Owed to Securitization Investors | Fair Value |  |  |  |  |  |
Financing liabilities: |  |  |  |  |  |
Other financing liabilities, at fair value | 7,289 |  | 7,879 |  |  |
Level 3 | Loans Held for Sale - Fair Value |  |  |  |  |  |
Mortgage servicing rights |  |  |  |  |  |
Loans related to Ginnie Mae guaranteed securitizations | 41,363 | $ 230,443 | 220,940 | $ 138,842 | $ 71,367 | $ 51,072
Level 3 | Loans Held for Sale - Fair Value | Ginnie Mae Loans |  |  |  |  |  |
Mortgage servicing rights |  |  |  |  |  |
Loans related to Ginnie Mae guaranteed securitizations | 41,400 |  | 220,900 |  |  |
Level 3 | Loans Held for Investment Securitization Trusts | Carrying Value |  |  |  |  |  |
Loans held for sale |  |  |  |  |  |
Loans held for investment | 7,289 |  | 7,879 |  |  |
Level 3 | Loans Held for Investment Securitization Trusts | Fair Value |  |  |  |  |  |
Loans held for sale |  |  |  |  |  |
Loans held for investment | 7,289 |  | 7,879 |  |  |
Level 1 | Forward LHFS Trades | Carrying Value |  |  |  |  |  |
Derivative financial instrument assets (liabilities) |  |  |  |  |  |
Derivative asset | 565 |  | 364 |  |  |
Level 1 | Forward LHFS Trades | Fair Value |  |  |  |  |  |
Derivative financial instrument assets (liabilities) |  |  |  |  |  |
Derivative asset | 565 |  | 364 |  |  |
Level 1 | TBA forward MBS trades | Carrying Value |  |  |  |  |  |
Derivative financial instrument assets (liabilities) |  |  |  |  |  |
Derivative liabilities | 4,058 |  | 240 |  |  |
Level 1 | TBA forward MBS trades | Fair Value |  |  |  |  |  |
Derivative financial instrument assets (liabilities) |  |  |  |  |  |
Derivative liabilities | 4,058 |  | 240 |  |  |
Level 1 | Interest Rate Swap | Carrying Value |  |  |  |  |  |
Derivative financial instrument assets (liabilities) |  |  |  |  |  |
Derivative asset | 742 |  | 1,734 |  |  |
Level 1 | Interest Rate Swap | Fair Value |  |  |  |  |  |
Derivative financial instrument assets (liabilities) |  |  |  |  |  |
Derivative asset | $ 742 |  | $ 1,734 |  |  |

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- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents advances and match funded advances. + References No definition available. + Details
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- Definition This represents the amount of liability which is a resultant of reverse mortgage loans sold into the secondary with servicing rights retained. As the transfer of these loans do not meet the definition of participating interest because of the servicing requirement that requires the issuer to absorb some level of risk, these transfers are accounted for as financing. + References No definition available. + Details
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- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents loans held-for-sale at lower cost of fair value as presented on the statement of financial position which may include mortgage loans held-for-sale, finance receivables held-for-sale, or any other loans classified as held-for-sale which are due the Company as of the balance sheet date. + References No definition available. + Details
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- Definition This element represents the home equity conversion mortgages insured by FHA. + References No definition available. + Details
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- Definition Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226052-175313 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 + Details
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- Definition Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as a liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959 + Details
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- Definition Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 + Details
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- Definition Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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- Definition Fair value of firm holdings in corporate fixed income securities. Includes pledged and unpledged holdings. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 320 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35711157&loc=d3e42546-110969 + Details
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- Definition Fair value as of the balance sheet date of interest rate derivative assets, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as assets. + References No definition available. + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + Details
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- Definition Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables. + References No definition available. + Details
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- Definition Fair value of securitized, pay-through debt securities collateralized by real estate mortgage loans classified as available-for-sale. + References No definition available. + Details
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- Definition Fair value portion of mortgage loans held-for-sale. + References No definition available. + Details
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- Definition Amount of borrowings classified as other, maturing within one year or the normal operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a)(7)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Fair value portion of receivables, including, but not limited to, trade account receivables, note receivables, and loan receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(4)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(7)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-02(3)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13728-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(5)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + Details
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- Definition Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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