XML 49 R23.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Net Income Per Share (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2014
Net Income Per Share [Abstract] |
Schedule of Weighted Average Number of Shares | W eighted-average Common Shares outstanding used in calculating basic and diluted net income per share were as follows:
Three months ended March 31 |  | 2014 |  | 2013 |  |  |  |  |
Basic weighted-average Common S hares outstanding |  |  | 26,854,017 |  |  | 26,601,282 |  |  |  |  |  |  |
Effect of dilutive shares |  |  | 554,764 |  |  | 793,759 |  |  |  |  |  |  |
Diluted weighted-average Common S hares outstanding |  |  | 27,408,781 |  |  | 27,395,041 |  |  |  |  |  |  |

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 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