v3.26.3
EARNINGS PER SHARE (Details) - USD ($)
shares in Thousands, $ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
BASIC EPS COMPUTATION FOR NET INCOME AVAILABLE TO EASTGROUP PROPERTIES, INC. COMMON STOCKHOLDERS [Abstract]        
Net income attributable to common stockholders $ 78,380 $ 66,943 $ 248,527 $ 189,665
Weighted average shares outstanding (in shares) 53,675 53,159 53,599 52,544
DILUTED EPS COMPUTATION FOR NET INCOME ATTRIBUTABLE TO EASTGROUP PROPERTIES, INC. COMMON STOCKHOLDERS        
Net Income Attributable to Common Stockholders $ 78,380 $ 66,943 $ 248,527 $ 189,665
Weighted average shares outstanding (in shares) 53,675 53,159 53,599 52,544
Effect of dilutive securities 169 105 125 80
Weighted average diluted shares outstanding (in shares) 53,844 53,264 53,724 52,624
ANTI-DILUTIVE SECURITIES EXCLUDED FROM COMPUTATION OF DILUTED EPS [Abstract]        
Shares issuable under forward equity sale agreements [1] 94 0 94 0
Unvested restricted shares of common stock [1] 12 14 12 14
Total anti-diluted securities [1] 106 14 106 14
[1] Anti-dilutive securities could have a dilutive impact on EPS in future periods.