v3.25.4

Schedule IV - Mortgage Loans on Real Estate (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Face Amount of Mortgages |  | $ 0 |  |  |
Carrying amount of mortgages |  | 0 | [1],[2] | $ 451 | $ 996
Principal Amount of Loans Subject to Delinquent Principal or Interest |  | 0 |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Movement in Mortgage Loans on Real Estate [Roll Forward] |  |  |  |  |
Balance at beginning of year |  | 451 |  | 996 | 1,521
New mortgage loans |  | 0 |  | 0 | 0
Deductions during the year: |  |  |  |  |
Collections of principal |  | (460) |  | (599) | (559)
Other: credit (losses) recoveries | [3] | 9 |  | 54 | 34
Foreclosures |  | 0 |  | 0 | 0
Balance at the close of year |  | 0 | [1],[2] | 451 | 996
Mortgages held, federal income tax basis |  |  |  | $ 454 | $ 1,002
2 properties in VA |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Face Amount of Mortgages |  | 0 |  |  |
Carrying amount of mortgages | [1] | 0 |  |  |
Principal Amount of Loans Subject to Delinquent Principal or Interest |  | 0 |  |  |
Deductions during the year: |  |  |  |  |
Balance at the close of year | [1] | $ 0 |  |  |
[1] | Mortgages held by NNN and its subsidiaries for federal income tax purposes for the year ended December 31, 2024 and 2023 were $454 and $1,002, respectively
[2] | The following shows the changes in the carrying amounts of mortgage loans during the years ended December 31
[3] | In accordance with FASB ASC Topic 326, Financial Instruments - Credit Losses, NNN recorded an allowance for an estimated expected lifetime credit loss on its mortgage receivables based on the fair value of the collateral and a 15-year historical collectability trend analysis.

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- 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 -Paragraph Column G -Footnote 6 -Publisher SEC Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 948 -SubTopic 310 -Name Accounting Standards Codification -Section S50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478322/948-310-S50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 948 -SubTopic 310 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-29(Column G)(Footnote 6)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479628/948-310-S99-1 + Details
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