XML 35 R25.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Earnings per Common Share (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2018
Earnings per Common Share [Abstract] |
Computation of Basic and Diluted Earnings per Common Share |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Three Months Ended |  | Nine Months Ended
﻿ |  | September 30, |  | September 30,
﻿ |  | 2018 |  | 2017 |  | 2018 |  | 2017
﻿Net income attributable to Corning Incorporated |  | $ | 625 |  | $ | 390 |  | $ | 774 |  | $ | 915
﻿Less: Series A convertible preferred stock dividend |  |  | 24 |  |  | 24 |  |  | 73 |  |  | 73
﻿Net income available to common stockholders – basic |  |  | 601 |  |  | 366 |  |  | 701 |  |  | 842
﻿Plus: Series A convertible preferred stock dividend |  |  | 24 |  |  | 24 |  |  | 73 |  |  | 73
﻿Net income available to common stockholders – diluted |  | $ | 625 |  | $ | 390 |  | $ | 774 |  | $ | 915
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿Weighted-average common shares outstanding – basic |  |  | 805 |  |  | 883 |  |  | 824 |  |  | 905
﻿Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |
﻿Employee stock options and other dilutive securities |  |  | 10 |  |  | 11 |  |  | 9 |  |  | 11
﻿Series A convertible preferred stock |  |  | 115 |  |  | 115 |  |  | 115 |  |  | 115
﻿Weighted-average common shares outstanding – diluted |  |  | 930 |  |  | 1,009 |  |  | 948 |  |  | 1,031
﻿Basic earnings per common share |  | $ | 0.75 |  | $ | 0.41 |  | $ | 0.85 |  | $ | 0.93
﻿Diluted earnings per common share |  | $ | 0.67 |  | $ | 0.39 |  | $ | 0.82 |  | $ | 0.89
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿Antidilutive potential shares excluded from diluted earnings per common share: |  |  |  |  |  |  |  |  |  |  |  |
﻿Employee stock options and awards |  |  | 1 |  |  | 1 |  |  | 2 |  |  | 2
﻿Total |  |  | 1 |  |  | 1 |  |  | 2 |  |  | 2
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿

X
- References No definition available. + Details
Name: | us-gaap_EarningsPerShareAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
Name: | us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration