Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Net Income	$ 685	$ 591	$ 3,788	$ 1,851
Other Comprehensive Income, Net of Tax
Net change in unrealized gains (losses) on investments	20	31	(11)	63
Translation adjustments	303	339	34	165
Adjustments to pension and other postretirement benefit plans	149	97	432	279
Net gains (losses) on cash flow hedging derivative instruments	(16)	19	(9)	8
Other comprehensive income	456	486	446	515
Comprehensive Income	1,141	1,077	4,234	2,366
Comprehensive income attributable to noncontrolling interests, net of tax	9	9	18	38
Comprehensive Income Attributable to The Dow Chemical Company	$ 1,132	$ 1,068	$ 4,216	$ 2,328