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Note 3. Earnings Per Common Share ("EPS") Earnings Per Common Share ("EPS") (Tables) | 3 Months Ended
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Mar. 31, 2020
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Quarter ended
|  | 2020 |  | 2019
Net Income |  | $ | 83 |  |  | $ | 262 |
Weighted-average common shares outstanding (for basic calculation) |  | 302 |  |  | 308 |
Effect of dilutive share-based employee compensation |  | 5 |  |  | 7 |
Weighted-average common and dilutive potential common shares outstanding (for diluted calculation) |  | 307 |  |  | 315 |
Basic EPS |  | $ | 0.28 |  |  | $ | 0.85 |
Diluted EPS |  | $ | 0.27 |  |  | $ | 0.83 |
Unexercised employee stock options and stock appreciation rights (in millions) excluded from the diluted EPS computation(a) |  | 4.2 |  |  | 1.3 |
(a) These unexercised employee stock options and stock appreciation rights were not included in the computation of diluted EPS because to do so would have been antidilutive for the periods presented.

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- 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://fasb.org/us-gaap/role/ref/legacyRef -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
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