XML 28 R22.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Net Income per Share (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2014
Earnings Per Share [Abstract] |
Summary of the net income allocated to common shares and the basic and diluted shares used in the net income per share computations | The following table summarizes the net income allocated to common shares and the basic and diluted shares used in the net income per share computations:
|  | Three Months Ended September 30, |  | Nine Months Ended September 30,
|  | 2014 |  | 2013 |  | 2014 |  | 2013
|  | (in thousands)
Net income |  | $ | 8,385 |  |  | $ | 10,082 |  |  | $ | 19,840 |  |  | $ | 26,743 |
Less distributed and undistributed earnings allocated to participating securities |  | (243 | ) |  | (289 | ) |  | (576 | ) |  | (769 | )
Net income allocated to common shares |  | $ | 8,142 |  |  | $ | 9,793 |  |  | $ | 19,264 |  |  | $ | 25,974 |
Weighted average common shares outstanding |  | 24,650 |  |  | 24,849 |  |  | 24,747 |  |  | 24,855 |
Incremental shares from assumed conversions of common stock options |  | 2 |  |  | 18 |  |  | 5 |  |  | 24 |
Adjusted weighted average common shares outstanding |  | 24,652 |  |  | 24,867 |  |  | 24,752 |  |  | 24,879 |
Potentially dilutive securities not included in weighted average share calculation due to anti-dilutive effect |  | 16 |  |  | — |  |  | 5 |  |  | 10 |

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