Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Net sales	$ 9,712	$ 10,764	$ 27,836	$ 32,747
Cost of sales	8,371	9,377	24,211	27,939
Research and development expenses	193	194	554	592
Selling, general and administrative expenses	372	388	1,063	1,258
Amortization of intangibles	100	100	300	320
Restructuring and asset related charges - net	617	147	719	368
Integration and separation costs	63	164	174	964
Equity in earnings (losses) of nonconsolidated affiliates	60	(44)	(124)	(73)
Sundry income (expense) - net	182	301	154	369
Interest income	6	19	27	58
Interest expense and amortization of debt discount	202	233	617	711
Income from continuing operations before income taxes	42	437	255	949
Provision for income taxes on continuing operations	43	90	215	356
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	(1)	347	40	593
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent	0	0	0	445
Net income (loss)	(1)	347	40	1,038
Net income attributable to noncontrolling interests	24	14	51	74
Net income (loss) available for The Dow Chemical Company common stockholder	(25)	333	(11)	964
Depreciation	526	540	1,558	1,621
Capital expenditures	287	472	955	1,384
The Dow Chemical Company [Domain]
Net sales	9,712	10,764	27,836	32,747
Cost of sales	8,371	9,377	24,209	27,938
Research and development expenses	193	194	554	592
Selling, general and administrative expenses	372	389	1,062	1,255
Amortization of intangibles	100	100	300	320
Restructuring and asset related charges - net	617	147	719	368
Integration and separation costs	63	164	174	940
Equity in earnings (losses) of nonconsolidated affiliates	60	(44)	(124)	(73)
Sundry income (expense) - net	181	284	150	462
Interest income	7	19	28	58
Interest expense and amortization of debt discount	202	238	617	728
Income from continuing operations before income taxes	42	414	255	1,053
Provision for income taxes on continuing operations	43	90	215	356
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	(1)	324	40	697
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent	0	0	0	445
Net income (loss)	(1)	324	40	1,142
Net income attributable to noncontrolling interests	24	14	51	74
Net income (loss) available for The Dow Chemical Company common stockholder	(25)	310	(11)	1,068
Depreciation	526	540	1,558	1,621
Capital expenditures	$ 287	$ 472	$ 955	$ 1,384