XML 80 R69.htm IDEA: XBRL DOCUMENT
v3.21.1

Collateralized Debt Obligations - Summary of Debt (Details) - Secured Debt - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2020 | Mar. 31, 2021
Debt Instrument [Line Items] |  |  |
Outstanding Face Amount |  |  | $ 1,484,831
Collateralized debt, carrying value |  |  | 1,526,110
Consolidated SLST |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding Face Amount |  |  | 947,719
Collateralized debt, carrying value |  |  | 992,288
Residential loan securitizations |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding Face Amount |  |  | 537,112
Collateralized debt, carrying value |  |  | $ 533,822
Collateralized Debt Obligations |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding Face Amount |  | $ 1,547,963 |
Collateralized debt, carrying value |  | 1,623,658 |
Collateralized Debt Obligations | Consolidated SLST |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding Face Amount |  | 975,017 |
Collateralized debt, carrying value |  | $ 1,054,335 |
Weighted average interest rate |  | 2.75% | 2.75%
Weighted Average Rate of Notes Issued |  | 3.53% | 3.53%
Collateralized Debt Obligations | Residential loan securitizations |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding Face Amount |  | $ 557,497 |
Collateralized debt, carrying value |  | $ 554,067 |
Weighted average interest rate |  | 3.36% | 3.36%
Weighted Average Rate of Notes Issued |  | 4.83% | 4.84%
Collateralized Debt Obligations | Non-Agency RMBS Re-Securitization |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding Face Amount |  | $ 15,449 |
Collateralized debt, carrying value |  | $ 15,256 |
Collateralized Debt Obligations | Non-Agency RMBS Re-Securitization | LIBOR |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate, basis spread |  | 0.0525% |
Collateralized Debt Obligations | Non-Agency RMBS Re-Securitization | LIBOR | Forecast | Subsequent Event |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate, basis spread | 7.75% |  |

X
- Definition Debt, Weighted Average Interest Rate Of Notes Issued + References No definition available. + Details
Name: | nymt_DebtWeightedAverageInterestRateOfNotesIssued
Namespace Prefix: | nymt_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399 Reference 2: 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 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- 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
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average interest rate of debt outstanding. + References No definition available. + Details
Name: | us-gaap_DebtWeightedAverageInterestRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- 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
Name: | us-gaap_SecuredDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Details
Name: | us-gaap_DebtInstrumentAxis=nymt_ConsolidatedSLSTMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=nymt_ResidentialLoanSecuritizationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CollateralizedDebtObligationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=nymt_NonAgencyRMBSReSecuritizationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |