Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2017	Mar. 31, 2016
Net Income Attributable to Union Carbide Corporation	$ 173	$ 240
Other Comprehensive Income, Net of Tax
Cumulative translation adjustments	1	0
Pension and other postretirement benefit plan adjustments	12	11
Total other comprehensive income	13	11
Comprehensive Income Attributable to Union Carbide Corporation	$ 186	$ 251

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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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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