XML 48 R36.htm IDEA: XBRL DOCUMENT
v3.19.2

Income Per Common Share (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2019
Earnings Per Share [Abstract] |
Schedule of reconciliations of the numerators and denominators used in the computations of basic and diluted earnings per common share | Reconciliations of the numerators and denominators used in the computations of basic and diluted income per common share were as follows, in millions:
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2019 |  | 2018 |  | 2019 |  | 2018
Numerator (basic and diluted): |  |  |  |  |  |  |  |  |  |  |
Net income | $ | 240 |  |  | $ | 211 |  |  | $ | 356 |  |  | $ | 360 |
Less: Allocation to unvested restricted stock awards | 2 |  |  | 1 |  |  | 2 |  |  | 3 |
Net income available to common shareholders | $ | 238 |  |  | $ | 210 |  |  | $ | 354 |  |  | $ | 357 |
Denominator: |  |  |  |  |  |  |  |  |  |  |
Basic common shares (based upon weighted average) | 289 |  |  | 306 |  |  | 291 |  |  | 308 |
Add: Stock option dilution | 1 |  |  | 3 |  |  | 1 |  |  | 3 |
Diluted common shares | 290 |  |  | 309 |  |  | 292 |  |  | 311 |

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