Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Net Income Attributable to Union Carbide Corporation	$ 186	$ 248	$ 599	$ 588
Other Comprehensive Income, Net of Tax
Adjustments to pension and other postretirement benefit plans	11	14	32	38
Comprehensive Income Attributable to Union Carbide Corporation	$ 197	$ 262	$ 631	$ 626