Consolidated Statements of Comprehensive Loss (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Net Income	$ 3,839	$ 4,816	$ 1,100
Other Comprehensive Income (Loss), Net of Tax
Net change in unrealized gains on investments	(19)	13	69
Translation adjustments	(1,227)	148	256
Adjustments to pension and other postretirement benefit plans	(1,861)	2,535	(1,861)
Net gains (losses) on cash flow hedging derivative instruments	(83)	(7)	16
Total other comprehensive income (loss)	(3,190)	2,689	(1,520)
Comprehensive Income (Loss)	649	7,505	(420)
Comprehensive income (loss) attributable to noncontrolling interests, net of tax	35	29	(82)
Comprehensive Income (Loss) Attributable to The Dow Chemical Company	$ 614	$ 7,476	$ (338)