XML 72 R36.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Net Income Per Share (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2013
Earnings Per Share [Abstract] |
Computation of Basic and Diluted Net Income Per Share | The following table sets forth the computation of basic and diluted net income per share:
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2013 |  |  | 2012 |  |  | 2013 |  |  | 2012 |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 2,458 |  |  | $ | 2,580 |  |  | $ | 15,539 |  |  | $ | 43,920 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares used in net income per common share – basic |  |  | 53,165,000 |  |  |  | 52,854,000 |  |  |  | 52,998,000 |  |  |  | 52,679,000 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock options, restricted stock and employee stock purchase plan |  |  | 348,000 |  |  |  | 436,000 |  |  |  | 412,000 |  |  |  | 561,000 |
Shares used in net income per common share – diluted |  |  | 53,513,000 |  |  |  | 53,290,000 |  |  |  | 53,410,000 |  |  |  | 53,240,000 |
Net income per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.05 |  |  | $ | 0.05 |  |  | $ | 0.29 |  |  | $ | 0.83 |
Diluted |  | $ | 0.05 |  |  | $ | 0.05 |  |  | $ | 0.29 |  |  | $ | 0.82 |

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