XML 114 R93.htm IDEA: XBRL DOCUMENT
v3.20.4

Fair Value Measurements - Measured on a Recurring Basis (Details) - USD ($) $ in Millions | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
ASSETS |  |
Mortgage loans held for sale | $ 5,720 | $ 4,077
Forward MSRs - fair value | 2,703 | 3,496
Fair Value, Recurring |  |
ASSETS |  |
Mortgage loans held for sale | 5,720 | 4,077
Forward MSRs - fair value | 2,703 | 3,496
LIABILITIES |  |
Mortgage servicing rights financing | 33 | 37
Excess spread financing | 934 | 1,311
Fair Value, Recurring | Level 1 |  |
ASSETS |  |
Mortgage loans held for sale | 0 | 0
Forward MSRs - fair value | 0 | 0
LIABILITIES |  |
Mortgage servicing rights financing | 0 | 0
Excess spread financing | 0 | 0
Fair Value, Recurring | Level 2 |  |
ASSETS |  |
Mortgage loans held for sale | 5,720 | 4,077
Forward MSRs - fair value | 0 | 0
LIABILITIES |  |
Mortgage servicing rights financing | 0 | 0
Excess spread financing | 0 | 0
Fair Value, Recurring | Level 3 |  |
ASSETS |  |
Mortgage loans held for sale | 0 | 0
Forward MSRs - fair value | 2,703 | 3,496
LIABILITIES |  |
Mortgage servicing rights financing | 33 | 37
Excess spread financing | 934 | 1,311
IRLCs | Fair Value, Recurring |  |
ASSETS |  |
Derivative financial instruments | 414 | 135
IRLCs | Fair Value, Recurring | Level 1 |  |
ASSETS |  |
Derivative financial instruments | 0 | 0
IRLCs | Fair Value, Recurring | Level 2 |  |
ASSETS |  |
Derivative financial instruments | 0 | 135
IRLCs | Fair Value, Recurring | Level 3 |  |
ASSETS |  |
Derivative financial instruments | 414 | 0
Forward MBS trades | Fair Value, Recurring |  |
ASSETS |  |
Derivative financial instruments | 37 | 7
LIABILITIES |  |
Derivative financial instruments | 156 | 12
Forward MBS trades | Fair Value, Recurring | Level 1 |  |
ASSETS |  |
Derivative financial instruments | 0 | 0
LIABILITIES |  |
Derivative financial instruments | 0 | 0
Forward MBS trades | Fair Value, Recurring | Level 2 |  |
ASSETS |  |
Derivative financial instruments | 37 | 7
LIABILITIES |  |
Derivative financial instruments | 156 | 12
Forward MBS trades | Fair Value, Recurring | Level 3 |  |
ASSETS |  |
Derivative financial instruments | 0 | 0
LIABILITIES |  |
Derivative financial instruments | 0 | 0
LPCs | Fair Value, Recurring |  |
ASSETS |  |
Derivative financial instruments | 38 | 12
LIABILITIES |  |
Derivative financial instruments | 1 | 3
LPCs | Fair Value, Recurring | Level 1 |  |
ASSETS |  |
Derivative financial instruments | 0 | 0
LIABILITIES |  |
Derivative financial instruments | 0 | 0
LPCs | Fair Value, Recurring | Level 2 |  |
ASSETS |  |
Derivative financial instruments | 0 | 12
LIABILITIES |  |
Derivative financial instruments | 0 | 3
LPCs | Fair Value, Recurring | Level 3 |  |
ASSETS |  |
Derivative financial instruments | 38 | 0
LIABILITIES |  |
Derivative financial instruments | $ 1 | $ 0

X
- Definition Excess spread financing (at fair value) + References No definition available. + Details
Name: | coop_ExcessSpreadFinancingAtFairValue
Namespace Prefix: | coop_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Mortgage Servicing Rights Liability Resulting from Sale or Securitization of Servicer Advances, Rights not Accounted for as a Sale + References No definition available. + Details
Name: | coop_MortgageServicingRightsLiabilityResultingfromSaleofServicerAdvancesRightsnotAccountedforasaSale
Namespace Prefix: | coop_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value, before 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 elected not to be offset. Excludes assets not subject to a master netting arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226000-175313 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4D -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=121570589&loc=SL51823488-111719 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624163-113959 + Details
Name: | us-gaap_DerivativeFairValueOfDerivativeAsset
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value, before 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. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4D -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=121570589&loc=SL51823488-111719 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624163-113959 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226000-175313 + Details
Name: | us-gaap_DerivativeFairValueOfDerivativeLiability
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value portion of mortgage loans held-for-sale. + References No definition available. + Details
Name: | us-gaap_MortgagesHeldForSaleFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 45 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122492-111745 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 45 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745 + Details
Name: | us-gaap_ServicingAssetAtFairValueAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsRecurringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateLockCommitmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_ForwardContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_LoanPurchaseCommitmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |