XML 121 R106.htm IDEA: XBRL DOCUMENT
v3.25.4

Warehouse Facilities Collateralized by U.S. Government Sponsored Enterprises (Details) - USD ($) |  | 12 Months Ended |
--- | --- | --- | ---
Jan. 30, 2026 | Dec. 31, 2025 | Dec. 31, 2024
Securities Financing Transaction |  |  |
Outstanding draws |  | $ 892,439,000 | $ 754,308,000
Committed Lines |  |  |
Securities Financing Transaction |  |  |
Lines available |  | 1,850,000,000 |
Uncommitted Lines |  |  |
Securities Financing Transaction |  |  |
Lines available |  | 1,600,000,000 |
Warehouse facility due May 5, 2026 |  |  |
Securities Financing Transaction |  |  |
Outstanding draws |  | $ 129,645,000 | 35,841,000
Basis spread on variable rate |  | 1.30% |
Warehouse facility due May 5, 2026 | Committed Lines |  |  |
Securities Financing Transaction |  |  |
Lines available |  | $ 450,000,000 |
Warehouse facility due May 5, 2026 | Uncommitted Lines |  |  |
Securities Financing Transaction |  |  |
Lines available |  | 300,000,000 |
Warehouse facility due September 25, 2026 |  |  |
Securities Financing Transaction |  |  |
Outstanding draws |  | $ 232,356,000 | 143,470,000
Basis spread on variable rate |  | 1.30% |
Warehouse facility due September 25, 2026 | Committed Lines |  |  |
Securities Financing Transaction |  |  |
Lines available |  | $ 200,000,000 |
Warehouse line was temporarily increased |  | 400,000,000 |
Warehouse facility due September 25, 2026 | Uncommitted Lines |  |  |
Securities Financing Transaction |  |  |
Lines available |  | 200,000,000 |
Warehouse facility due October 3, 2026 |  |  |
Securities Financing Transaction |  |  |
Outstanding draws |  | $ 334,642,000 | 416,908,000
Basis spread on variable rate |  | 1.30% |
Warehouse facility due October 3, 2026 | Subsequent Event |  |  |
Securities Financing Transaction |  |  |
Basis spread on variable rate | 1.20% |  |
Warehouse facility due October 3, 2026 | Committed Lines |  |  |
Securities Financing Transaction |  |  |
Lines available |  | $ 1,200,000,000 |
Warehouse facility due October 3, 2026 | Uncommitted Lines |  |  |
Securities Financing Transaction |  |  |
Lines available |  | 600,000,000 |
Fannie Mae repurchase agreement, open maturity |  |  |
Securities Financing Transaction |  |  |
Outstanding draws |  | $ 195,796,000 | $ 158,089,000
Basis spread on variable rate |  | 1.15% |
Fannie Mae repurchase agreement, open maturity | Committed Lines |  |  |
Securities Financing Transaction |  |  |
Lines available |  | $ 0 |
Fannie Mae repurchase agreement, open maturity | Uncommitted Lines |  |  |
Securities Financing Transaction |  |  |
Lines available |  | $ 500,000,000 |

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: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The maximum amount of borrowing capacity under a line of credit that is available as of the balance sheet date for a specific purpose other than for financing goods acquired for inventory or imminent delivery to a customer. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityCapacityAvailableForSpecificPurposeOtherThanForTradePurchases
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of increase (decrease) of the credit facility. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480738/235-10-S50-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(f)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1 + Details
Name: | us-gaap_LineOfCreditFacilityIncreaseDecreaseForPeriodNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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_SecuritiesFinancingTransactionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Carrying value as of the balance sheet date of the outstanding short-term borrowings under a revolving line of credit used by mortgage bankers to finance the origination or purchase of loans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(13)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 + Details
Name: | us-gaap_WarehouseAgreementBorrowings
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_CreditFacilityAxis=nmrk_CommittedLinesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=nmrk_UncommittedLinesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

X
- Details
Name: | us-gaap_DebtInstrumentAxis=nmrk_WarehouseFacilityDueOctoberFourTwoThousandTwentySixMember
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: |

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