Dow Consolidated Statements of Cash Flows Statement - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Statement of Cash Flows [Abstract]
Net income (loss)	$ (1,091)	$ 996
Depreciation and amortization	1,438	1,402
Provision (credit) for deferred income tax	(131)	28
Earnings of nonconsolidated affiliates less than dividends received	220	156
Net periodic pension benefit credit	(50)	(95)
Pension contributions	(76)	(63)
Net gain on sales of assets, businesses and investments	(102)	(20)
Restructuring and asset related charges - net	799	45
Other net loss	104	155
Accounts and notes receivable	(935)	(485)
Inventories	(158)	(383)
Accounts payable	(12)	544
Other assets and liabilities, net	(372)	(988)
Cash provided by (used for) operating activities - continuing operations	(366)	1,292
Cash provided by (used for) operating activities - discontinued operations	(13)	8
Cash provided by (used for) operating activities	(379)	1,300
Capital expenditures	(1,347)	(1,437)
Investment in gas field developments	(68)	(96)
Proceeds from sales of property, businesses and consolidated companies, net of cash divested	131	8
Investments in and loans to nonconsolidated affiliates	(20)	(4)
Purchases of investments	(205)	(1,072)
Proceeds from sales and maturities of investments	552	1,824
Other investing activities, net	(5)	12
Cash used for investing activities	(962)	(765)
Changes in short-term notes payable	48	26
Proceeds from issuance of short-term debt greater than three months	37	40
Payments on short-term debt greater than three months	(41)	0
Proceeds from issuance of long-term debt	1,107	1,396
Payments on long-term debt	(1,114)	(183)
Collections on securitization programs	18	21
Purchases of treasury stock	0	(400)
Proceeds from issuance of stock	0	51
Transaction financing, debt issuance and other costs	(85)	(11)
Employee taxes paid for share-based payment arrangements	(16)	(38)
Distributions to noncontrolling interests	(56)	(47)
Proceeds from Noncontrolling Interests	2,433	0
Dividends paid to stockholders	(990)	(984)
Cash provided by (used for) financing activities	1,341	(129)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	253	(69)
Increase in cash, cash equivalents and restricted cash	253	337
Cash, cash equivalents and restricted cash at beginning of period	2,263	3,048
Cash, cash equivalents and restricted cash at end of period	2,516	3,385
Less: Restricted cash and cash equivalents, included in "Other current assets"	117	44
Cash and cash equivalents and end of period	$ 2,399	$ 3,341