XML 34 R22.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Note 3. Earnings Per Common Share ("EPS") Earnings Per Common Share ("EPS") (Tables) | 3 Months Ended
--- | ---
Jun. 30, 2018
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Quarter ended |  | Year to date
|  | 2018 |  | 2017 |  | 2018 |  | 2017
Net Income |  | $ | 321 |  |  | $ | 206 |  |  | $ | 754 |  |  | $ | 486 |
Weighted-average common shares outstanding (for basic calculation) |  | 324 |  |  | 350 |  |  | 328 |  |  | 354 |
Effect of dilutive share-based employee compensation |  | 7 |  |  | 8 |  |  | 8 |  |  | 7 |
Weighted-average common and dilutive potential common shares outstanding (for diluted calculation) |  | 331 |  |  | 358 |  |  | 336 |  |  | 361 |
Basic EPS |  | $ | 0.99 |  |  | $ | 0.59 |  |  | $ | 2.30 |  |  | $ | 1.37 |
Diluted EPS |  | $ | 0.97 |  |  | $ | 0.58 |  |  | $ | 2.25 |  |  | $ | 1.34 |
Unexercised employee stock options and stock appreciation rights (in millions) excluded from the diluted EPS computation(a) |  | 2.3 |  |  | 2.7 |  |  | 1.8 |  |  | 2.3 |
(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.

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://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
Name: | us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration