Dow Consolidated Statements of Cash Flows Statement - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement of Cash Flows [Abstract]
Net income (loss)	$ (73)	$ 1,552
Depreciation and amortization	648	752
Provision (credit) for deferred income tax	(418)	253
Earnings of nonconsolidated affiliates less than dividends received	102	374
Net periodic pension benefit cost (credit)	(23)	7
Pension contributions	(41)	(55)
Net gain on sales of assets, businesses and investments	(49)	(6)
Restructuring and asset related charges - net	541	186
Other net loss	347	140
Accounts and notes receivable	(68)	(741)
Inventories	163	(443)
Accounts payable	(631)	86
Other assets and liabilities, net	33	(493)
Cash provided by operating activities - continuing operations	531	1,612
Cash provided by (used for) operating activities - discontinued operations	4	(9)
Cash provided by operating activities	535	1,603
Capital expenditures	(440)	(315)
Investment in gas field developments	(55)	(37)
Purchases of previously leased assets	(2)	(2)
Proceeds from sales of property, businesses and consolidated companies, net of cash divested	57	4
Acquisitions of property and businesses, net of cash acquired	(23)	0
Investments in and loans to nonconsolidated affiliates	0	(6)
Distributions and loan repayments from nonconsolidated affiliates	1	0
Proceeds from sales of ownership interests in nonconsolidated affiliates	0	11
Purchases of investments	(165)	(148)
Proceeds from sales and maturities of investments	512	141
Other investing activities, net	(35)	(15)
Cash used for investing activities	(150)	(367)
Changes in short-term notes payable	(91)	(21)
Payments on short-term debt greater than three months	0	(14)
Proceeds from issuance of long-term debt	13	16
Payments on long-term debt	(156)	(25)
Collections on securitization programs	0	141
Purchases of treasury stock	(125)	(600)
Proceeds from issuance of stock	55	35
Employee taxes paid for share-based payment arrangements	(41)	(35)
Distributions to noncontrolling interests	(13)	(1)
Dividends paid to stockholders	(496)	(513)
Cash used for financing activities	(854)	(1,017)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(41)	(45)
Increase (decrease) in cash, cash equivalents and restricted cash	(510)	174
Cash, cash equivalents and restricted cash at beginning of period	3,940	3,033
Cash, cash equivalents and restricted cash at end of period	3,430	3,207
Less: Restricted cash and cash equivalents, included in "Other current assets"	111	64
Cash and cash equivalents and end of period	$ 3,319	$ 3,143