Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions		6 Months Ended
		Jun. 30, 2015	Jun. 30, 2014
Cash Flows from Operating Activities:
Net income		$ 903	$ 470
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation		562	583
Amortization of purchased intangibles		28	16
Restructuring, impairment and other charges			51
Stock compensation charges		25	28
Equity in earnings of affiliated companies		(156)	(148)
Dividends received from affiliated companies		95	1,641
Deferred tax expense provision		31	103
Restructuring payments		(23)	(17)
Employee benefit payments in excess of expense		(8)	(28)
(Gains) losses on foreign currency hedges related to translated earnings		(191)	139
Unrealized translation losses (gains) on transactions		236	(60)
Changes in certain working capital items:
Trade accounts receivable		(25)	(11)
Inventories		(54)	13
Other current assets		(100)	28
Accounts payable and other current liabilities		(191)	(384)
Other, net		16	56
Net cash provided by operating activities		1,148	2,480
Cash Flows from Investing Activities:
Capital expenditures		(641)	(478)
Acquisitions of business, net of cash (paid) received		(531)	66
Investment in unconsolidated entities		(33)	(109)
Proceeds from loan repayments from unconsolidated entities		6	11
Short-term investments – acquisitions		(570)	(803)
Short-term investments – liquidations		825	574
Realized gains on foreign currency hedges related to translated earnings		321	152
Other, net			4
Net cash used in investing activities		(623)	(583)
Cash Flows from Financing Activities:
Net repayments of short-term borrowings and current portion of long-term debt			(42)
Principal payments under capital lease obligations		(1)	(1)
Proceeds from issuance of short-term debt		2	17
Proceeds from issuance of long-term debt		745
Proceeds from issuance of commercial paper			416
Proceeds from issuance of preferred stock (1)	[1]		400
Payments from settlement of interest rate swap arrangements		(10)
Proceeds from the exercise of stock options		98	84
Repurchases of common stock for treasury		(1,093)	(2,076)
Dividends paid		(350)	(287)
Net cash used in financing activities		(609)	(1,489)
Effect of exchange rates on cash		(257)	6
Net (decrease) increase in cash and cash equivalents		(341)	414
Cash and cash equivalents at beginning of period		5,309	4,704
Cash and cash equivalents at end of period		$ 4,968	$ 5,118

[1] In the first quarter of 2014, Corning issued 1,900 shares of Preferred Stock to Samsung Display Co., Ltd. in connection with the acquisition of their equity interests in Samsung Corning Precision Materials Co., Ltd. ("Samsung Corning Precision Materials"). Corning also issued to Samsung Display an additional 400 shares of Preferred Stock at closing, for an issue price of $400 million in cash.