XML 27 R11.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Net Income Per Share | 3 Months Ended
--- | ---
Mar. 31, 2015
Earnings Per Share [Abstract] |
Net Income Per Share | Net Income Per Share The following table sets forth the computation of basic and diluted net income per share:
|  | Three months ended
|  | March 31, 2015 |  | March 31, 2014
Numerator: |  |  |  |
Net income and comprehensive income |  | $ | 4,837 |  |  | $ | 10,202 |
Income allocated to participating securities |  | (33 | ) |  | — |
Numerator for basic and diluted income per share - net income |  | $ | 4,804 |  |  | $ | 10,202 |
Denominator (in thousands): |  |  |  |  |  |
Denominator for basic income per share - weighted-average shares |  | 30,575 |  |  | 30,732 |
Effect of dilutive stock options (in thousands) |  | 365 |  |  | 524 |
Effect of dilutive performance shares (in thousands) |  | 41 |  |  | 58 |
Denominator for diluted income per share - adjusted weighted-average shares |  | 30,981 |  |  | 31,314 |
Basic net income per share |  | $ | 0.16 |  |  | $ | 0.33 |
Diluted net income per share |  | $ | 0.16 |  |  | $ | 0.33 |
The number of instruments that could potentially dilute net income per basic share in the future, but that were not included in the computation of net income per diluted share because to do so would have been anti-dilutive for the periods presented, are as follows:
| March 31, 2015 |  | March 31, 2014
Anti-dilutive stock options (in thousands) | 151 |  |  | 160 |
Anti-dilutive performance shares (in thousands) | 15 |  |  | 14 |
Total anti-dilutive shares (in thousands) | 166 |  |  | 174 |

X
- Details
Name: | us-gaap_EarningsPerShareAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1278-109256 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1252-109256 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 55 -Paragraph 52 -URI http://asc.fasb.org/extlink&oid=32703322&loc=d3e4984-109258 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.21) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
Name: | us-gaap_EarningsPerShareTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration