XML 68 R56.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

LOANS - Investment Loan Activity (Details) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2024 USD ($)
SEC Schedule, 12-29, Real Estate Companies, Investment in Movement in Mortgage Loans on Real Estate [Roll Forward] |  |
Beginning balance January 1, 2024 | $ 2,353,084 | [1],[2]
Purchases / originations | 3,132,520 |
Sales and transfers | (2,737,246) |
Principal payments | (31,216) |
Gains / (losses) | 4,220 |
(Amortization) / accretion | (3,539) |
Ending balance March 31, 2024 | 2,717,823 | [2]
Transfer of residential loans to securitization vehicles, carrying value | $ 2,700,000 |
[1] | (1)Derived from the audited consolidated financial statements at December 31, 2023.
[2] | (4)Includes $3.6 million and $1.2 million of residential mortgage loans held for sale at March 31, 2024 and December 31, 2023, respectively.

X
- Definition Mortgage Loans on Real Estate, Gains (Losses) + References No definition available. + Details
Name: | nly_MortgageLoansonRealEstateGainsLosses
Namespace Prefix: | nly_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Noncash or Part Noncash, Financial Instruments, Owned and Pledged as Collateral + References No definition available. + Details
Name: | nly_NoncashOrPartNoncashFinancialInstrumentsOwnedAndPledgedAsCollateral
Namespace Prefix: | nly_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition SEC Schedule, 12-29, Real Estate Companies, Investment In Mortgage Loans On Real Estate, Amortization (Accretion) Of Premium + References No definition available. + Details
Name: | nly_SECSchedule1229RealEstateCompaniesInvestmentInMortgageLoansOnRealEstateAmortizationAccretionOfPremium
Namespace Prefix: | nly_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Sales And Transfers + References No definition available. + Details
Name: | nly_SECSchedule1229RealEstateCompaniesInvestmentInMortgageLoansOnRealEstateSalesAndTransfers
Namespace Prefix: | nly_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of decrease in 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, from collection of principal. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 29 -Footnote 6 -Publisher SEC Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 948 -SubTopic 310 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-29(Footnote 6)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479851/948-310-S99-1 + Details
Name: | srt_MortgageLoansOnRealEstateCollectionsOfPrincipal
Namespace Prefix: | srt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, after allowance for credit loss, of financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479344/326-20-45-1 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of increase in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate, from new investment. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 948 -SubTopic 310 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-29(Footnote 6)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479851/948-310-S99-1 + Details
Name: | us-gaap_MortgageLoansOnRealEstateNewMortgageLoans
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_MovementInMortgageLoansOnRealEstateRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration