XML 31 R27.htm IDEA: XBRL DOCUMENT
v2.4.0.8

EARNINGS PER SHARE (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2013
Earnings Per Share [Abstract] |
Schedule of computation of basic and diluted earnings per share | The following table sets forth the computation of basic and diluted earnings per share:
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2013 |  | 2012 |  | 2013 |  | 2012
Numerator: |  |  |  |  |  |  |  |  |  |  |
Net income | $ | 72,606 |  |  | $ | 66,319 |  |  | $ | 139,412 |  |  | $ | 130,562 |
Denominator: |  |  |  |  |  |  |  |  |  |  |
Basic weighted average shares outstanding | 82,419 |  |  | 83,328 |  |  | 82,569 |  |  | 83,390 |
Effect of dilutive securities - Stock options and awards | 992 |  |  | 1,120 |  |  | 1,037 |  |  | 1,137 |
Diluted weighted average shares outstanding | 83,411 |  |  | 84,448 |  |  | 83,606 |  |  | 84,527 |
Basic earnings per share | $ | 0.88 |  |  | $ | 0.80 |  |  | $ | 1.69 |  |  | $ | 1.57 |
Diluted earnings per share | $ | 0.87 |  |  | $ | 0.79 |  |  | $ | 1.67 |  |  | $ | 1.54 |

X
- 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