STOCKHOLDERS' EQUITY (Shares of Dow Common Stock) (Details) - shares	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Schedule of Common Stock and Treasury Stock Outstanding Roll Forward [Line Items]
Issued (in shares)	6,916,989	7,451,643	8,233,684
Treasury Stock Reissued	(2,347,747)	(1,499,610)	0
Treasury Stock, Common, Shares	76,302,081	66,798,605
Issued
Schedule of Common Stock and Treasury Stock Outstanding Roll Forward [Line Items]
Shares, Outstanding	778,595,514	771,678,525	764,226,882	755,993,198
Treasury Stock, Common
Schedule of Common Stock and Treasury Stock Outstanding Roll Forward [Line Items]
Repurchased	11,851,223	39,286,642	16,208,270
Treasury Stock, Common, Shares	76,302,081	66,798,605	29,011,573	12,803,303