EARNINGS PER SHARE (Details) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
BASIC EPS COMPUTATION FOR NET INCOME AVAILABLE TO EASTGROUP PROPERTIES, INC. COMMON STOCKHOLDERS [Abstract]
Net income attributable to common stockholders	$ 59,423	$ 58,644
Weighted average shares outstanding (in shares)	51,965	47,860
DILUTED EPS COMPUTATION FOR NET INCOME ATTRIBUTABLE TO EASTGROUP PROPERTIES, INC. COMMON STOCKHOLDERS
Net Income Attributable to Common Stockholders	$ 59,423	$ 58,644
Weighted average shares outstanding (in shares)	51,965	47,860
Effect of dilutive securities	63	101
Weighted average diluted shares outstanding (in shares)	52,028	47,961