XML 33 R21.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Net Income Per Share (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2016
Earnings Per Share [Abstract] |
Reconciliation of Weighted Average Common Shares Outstanding | A reconciliation of weighted average shares outstanding used to calculate basic net income per share and diluted net income per share follows:
| Three months ended September 30 |  | Nine months ended September 30
| 2016 |  | 2015 |  | 2016 |  | 2015
| (in thousands)
Weighted average shares outstanding (basic) | 173,020 |  |  | 174,338 |  |  | 173,248 |  |  | 176,399 |
Impact of common stock equivalents | 1,044 |  |  | 1,004 |  |  | 1,017 |  |  | 1,029 |
Weighted average shares outstanding (diluted) | 174,064 |  |  | 175,342 |  |  | 174,265 |  |  | 177,428 |

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 the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + 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_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration