Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Net Income Attributable to Union Carbide Corporation	$ 89	$ 808	$ 587
Other Comprehensive Income (Loss), Net of Tax
Cumulative translation adjustments	(1)	2	15
Pension and other postretirement benefit plan adjustments	(91)	13	(213)
Total other comprehensive income (loss)	(92)	15	(198)
Comprehensive Income Attributable to Union Carbide Corporation	$ (3)	$ 823	$ 389