XML 78 R61.htm IDEA: XBRL DOCUMENT
v3.19.2

Reverse Mortgage Interests, Net - Schedule of Reverse Mortgage Interest (Details) - USD ($) $ in Millions | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017
--- | --- | --- | --- | --- | --- | ---
Mortgage Servicing Rights [Line Items] |  |  |  |  |  |
Participating interests in HECM mortgage-backed securities (“HMBS”), net of $18 and $58 premium, respectively | $ 4,952 |  | $ 5,664 |  |  |
Other interests securitized, net of $84 and $100 discount, respectively | 1,023 |  | 1,064 |  |  |
Unsecuritized interests, net of $97 and $122 discount, respectively | 1,143 |  | 1,219 |  |  |
Reserves | (8) | $ (8) | (13) | $ (117) | $ (134) | $ (115)
Total reverse mortgage interests, net | 7,110 |  | 7,934 |  |  |
Other interests securitized, discount | 84 | 112 | 100 |  |  |
Unsecuritized interests, discount | 97 | $ 95 | 122 |  |  |
Mortgage-backed debt |  |  |  |  |  |
Mortgage Servicing Rights [Line Items] |  |  |  |  |  |
Debt premium | $ 18 |  | $ 58 |  |  |

X
- Definition Mortgage Servicing Rights [Line Items] + References No definition available. + Details
Name: | coop_MortgageServicingRightsLineItems
Namespace Prefix: | coop_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reverse funded loan advances + References No definition available. + Details
Name: | coop_ReverseFundedLoanAdvances
Namespace Prefix: | coop_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Reverse Funded Loan Advances, Reserves + References No definition available. + Details
Name: | coop_ReverseFundedLoanAdvancesReserves
Namespace Prefix: | coop_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Reverse Mortgage Interest Subject to Non-Recourse Debt + References No definition available. + Details
Name: | coop_ReverseMortgageInterestSubjecttoNonRecourseDebt
Namespace Prefix: | coop_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Reverse Mortgage Interest, Unpaid Principal Balance, Other Interests Securitized + References No definition available. + Details
Name: | coop_ReverseMortgageInterestUnpaidPrincipalBalanceOtherInterestsSecuritized
Namespace Prefix: | coop_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Reverse Mortgage Interest, Unpaid Principal Balance, Other Interests Securitized, Purchase Discount + References No definition available. + Details
Name: | coop_ReverseMortgageInterestUnpaidPrincipalBalanceOtherInterestsSecuritizedPurchaseDiscount
Namespace Prefix: | coop_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Reverse Mortgage Interest, Unpaid Principal Balance, Unsecuritized + References No definition available. + Details
Name: | coop_ReverseMortgageInterestUnpaidPrincipalBalanceUnsecuritized
Namespace Prefix: | coop_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Reverse Mortgage Interest, Unpaid Principal Balance, Unsecuritized, Purchase Discount + References No definition available. + Details
Name: | coop_ReverseMortgageInterestUnpaidPrincipalBalanceUnsecuritizedPurchaseDiscount
Namespace Prefix: | coop_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, after accumulated amortization, of debt premium. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28541-108399 + Details
Name: | us-gaap_DebtInstrumentUnamortizedPremium
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_MortgagesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |