XML 36 R20.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Earnings Per Share (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2017
Earnings Per Share [Abstract] |
Computation of Basic Earnings Per Share, Assuming Dilution | The following table sets forth the computation of basic earnings per share and earnings per share, assuming dilution:
| First Quarters
| 2017 | 2016
Numerator (Dollars in millions): |  |
Net Earnings | $ | 362 |  | $ | 356 |
Denominator (Units in millions): |  |
Average Common Shares Outstanding | 927 |  | 962 |
Other Potentially Dilutive Common Shares | 2 |  | 1 |
Average Common Shares Outstanding, Assuming Dilution | 929 |  | 963 |
Net Earnings Per Share, Basic | $ | 0.39 |  | $ | 0.37 |
Net Earnings Per Share, Assuming Dilution | $ | 0.39 |  | $ | 0.37 |

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