XML 32 R28.htm IDEA: XBRL DOCUMENT
v3.2.0.727

Earnings Per Share (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2015
Earnings Per Share [Abstract] |
Reconciliation of Average Share Amounts used to Compute Both Basic and Diluted Earnings Per Share | The following table reconciles the average share amounts used to compute both basic and diluted earnings per share (in thousands):
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2015 |  |  | 2014 |  |  | 2015 |  |  | 2014 |
Weighted average shares outstanding: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic weighted average shares outstanding |  |  | 117,109 |  |  |  | 113,907 |  |  |  | 116,584 |  |  |  | 114,663 |
Add: Dilutive effect of stock options |  |  | 1,466 |  |  |  | 2,070 |  |  |  | 1,504 |  |  |  | 2,149 |
Diluted weighted average shares outstanding |  |  | 118,575 |  |  |  | 115,977 |  |  |  | 118,088 |  |  |  | 116,812 |

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