Borrowings - Narrative (Details) - USD ($)	6 Months Ended
Jun. 30, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Available borrowing capacity	$ 0
UPB of rights to MSRs sold	71,400,000,000
Covenant compliance, consolidated tangible net worth at period end	200,000,000.0
Debt instrument covenant compliance on repurchase of securities and prepayment of junior debt	10,000,000.0
New Residential Investment Corp
Debt Instrument [Line Items]
UPB of rights to MSRs sold	109,020,760,000
Outstanding servicing advances	$ 637,100,000	$ 704,200,000
Senior Notes \| 8.375% Senior Secured Notes Due In 2022
Debt Instrument [Line Items]
Percentage of principal amount, repurchase price	101.00%
Secured Debt \| 8.375% Senior Secured Notes Due In 2022
Debt Instrument [Line Items]
Interest rate (as a percent)	8.375%
Minimum
Debt Instrument [Line Items]
Restrictive liquidity requirements	$ 125,000,000.0
Minimum \| Senior Notes \| 8.375% Senior Secured Notes Due In 2022
Debt Instrument [Line Items]
Redemption period, notice	30 days
Maximum \| Senior Notes \| 8.375% Senior Secured Notes Due In 2022
Debt Instrument [Line Items]
Redemption period, notice	60 days
Senior Secured Term Loan
Debt Instrument [Line Items]
Percentage of loan to value	40.00%
Minimum unencumbered asset coverage ratio, period one	200.00%
Minimum unencumbered asset coverage ratio, period two	225.00%
Minimum unrestricted cash	$ 125,000,000.0
Mortgage Servicing Rights Title Retained \| New Residential Investment Corp
Debt Instrument [Line Items]
UPB of rights to MSRs sold	$ 17,424,584,000

Debt Instrument, Change Of Control, Purchase Price, Percentage

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- Definition

Represents the amount of consolidated tangible net worth requirement as part of the most restrictive covenant requirement.

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Covenant Compliance, Liquidity Requirement

+ References

No definition available.

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- Definition

Debt instrument covenant compliance on repurchase of securities and prepayment of junior debt.

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Covenant Terms, Minimum Unencumbered Asset Coverage Ratio, Period One

+ References

No definition available.

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- Definition

Debt Instrument, Covenant Terms, Minimum Unencumbered Asset Coverage Ratio, Period Two

+ References

No definition available.

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- Definition

Debt Instrument, Covenant Terms, Minimum Unrestricted Cash

+ References

No definition available.

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- Definition

Debt Instrument, Redemption Period Notice

+ References

No definition available.

+ Details

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- Definition

Outstanding servicing advances in connection with rights to MSRs sold.

+ References

No definition available.

+ Details

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- Definition

Percentage of loan to collateral value.

+ References

No definition available.

+ Details

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- Definition

Amount of contractual principal due at origination of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Paragraph Column F
-Subsection 29

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 948
-SubTopic 310
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-29(Column F))
-URI http://asc.fasb.org/extlink&oid=120402547&loc=d3e617274-123014

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- Definition

Contractual interest rate for funds borrowed, under the debt 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(a)(1))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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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

No definition available.

+ Details

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- Definition

Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

+ 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(b))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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