v3.26.1
Stockholders' Equity - Schedule of Common Stock Issuances Pursuant to NNN's ATM (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Class of Stock [Line Items]        
Shares of common stock 5,999,528 0 7,666,760 0
Common stock issued Shares 1,667,232 236,906 1,667,232 236,906
Less: stock issuance costs     $ (1,364) $ (187)
Net proceeds     $ 75,954 $ 11,593
ATM Equity Program [Member]        
Class of Stock [Line Items]        
Shares of common stock [1] 5,999,528 236,906 7,666,760 236,906
Average price per share (net) $ 45.91 $ 43.18 $ 45.7 $ 43.18
Common stock issued Shares [2] 1,667,232 236,906 1,667,232 236,906
Average per share price (gross) $ 44.76 $ 43.18 $ 44.76 $ 43.18
Gross proceeds $ 74,617 $ 10,230 $ 74,617 $ 10,230
Less: stock issuance costs [3] (1,238) (167) (1,338) (252)
Net proceeds $ 73,379 $ 10,063 $ 73,279 $ 9,978
[1]

Includes 5,999,528, and 7,666,760 shares of common stock underlying forward sale agreements entered into during the quarter and six months ended June 30, 2026, respectively. There were no shares of common stock underlying forward sales agreements during the quarter and six months ended June 30, 2025.
[2]

Includes 1,667,232 shares of common stock issued in settlement of forward sale agreements during the quarter and six months ended June 30, 2026. There were no shares of common stock issued in settlement of forward sale agreements during the quarter and six months ended June 30, 2025.
[3]

Stock issuance costs consist primarily of underwriters' and agents' fees and commissions and legal and accounting fees.