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Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2019 | Mar. 31, 2018
Consolidated Statements of Comprehensive Income (Loss) [Abstract] |  |
Net income (loss) attributable to Corning Incorporated | $ 499 | $ (589)
Foreign currency translation adjustments and other (Note 12) | (110) | 264
Net unrealized gains on investments | 1 |
Unamortized (losses) gains and prior service credits for postretirement benefit plans (Note 12) | (52) | 1
Net unrealized gains on designated hedges | 5 |
Other comprehensive (loss) income, net of tax | (156) | 265
Comprehensive income (loss) attributable to Corning Incorporated | $ 343 | $ (324)

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- Definition The accumulated change in the value of either the projected benefit obligation or the plans assets resulting from experience different from that assumed or from a change in an actuarial assumption that has not been recognized in net periodic benefit cost pursuant to ASC 715-20 and 715-30, after tax as well as adjustments out of other comprehensive income for prior service costs recognized as a component of net period benefit cost during the period, after tax. + References No definition available. + Details
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