Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Net income	$ 347	$ 1,049	$ 1,038	$ 3,852
Other comprehensive income (loss), net of tax
Unrealized gains (losses) on investments	11	8	111	(31)
Cumulative translation adjustments	(216)	(98)	(180)	(192)
Pension and other postretirement benefit plans	108	123	355	373
Derivative instruments	(134)	208	(413)	332
Total other comprehensive income (loss)	(231)	241	(127)	482
Comprehensive income	116	1,290	911	4,334
Comprehensive income (loss) attributable to noncontrolling interests, net of tax	7	31	79	58
Comprehensive income attributable to The Dow Chemical Company	109	1,259	832	4,276
The Dow Chemical Company [Domain]
Net income	324	1,049	1,142	3,852
Other comprehensive income (loss), net of tax
Unrealized gains (losses) on investments	11	8	111	(31)
Cumulative translation adjustments	(216)	(98)	(180)	(192)
Pension and other postretirement benefit plans	108	123	355	373
Derivative instruments	(134)	208	(413)	332
Total other comprehensive income (loss)	(231)	241	(127)	482
Comprehensive income	93	1,290	1,015	4,334
Comprehensive income (loss) attributable to noncontrolling interests, net of tax	7	31	79	58
Comprehensive income attributable to The Dow Chemical Company	$ 86	$ 1,259	$ 936	$ 4,276

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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