XML 20 R8.htm IDEA: XBRL DOCUMENT
v3.4.0.3

Earnings Per Share | 3 Months Ended
--- | ---
Mar. 31, 2016
Earnings Per Share [Abstract] |
Earnings Per Share | Earnings Per Share The following table sets forth the computation of basic and diluted earnings per share (unaudited, in thousands, except per share data):
|  | Three Months Ended
|  | March 31,
|  | 2016 |  | 2015
Numerator: |  |  |  |
Net income |  | $ | 13,174 |  |  | $ | 16,788 |
Denominator: |  |  |  |
Weighted-average common shares for calculating basic earnings per share |  | 28,241 |  |  | 28,402 |
Effect of dilutive securities: |  |  |  |
Stock options and nonvested awards |  | — |  |  | 218 |
Weighted-average common shares for calculating diluted earnings per share |  | 28,241 |  |  | 28,620 |
Net income per share: |  |  |  |
Basic |  | $ | 0.47 |  |  | $ | 0.59 |
Diluted |  | $ | 0.47 |  |  | $ | 0.59 |

X
- References No definition available. + 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 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1278-109256 Reference 2: 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 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