XML 28 R16.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Earnings Per Share | 12 Months Ended
--- | ---
Dec. 31, 2015
Earnings Per Share [Abstract] |
Earnings Per Share |
(10) | EARNINGS PER SHARE
Basic earnings and diluted earnings per share data were computed as follows:
|  | Years Ended December 31, |
|  | 2015 |  |  | 2014 |  |  | 2013 |
Numerator for basic and diluted earnings per share: |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 64,869 |  |  | $ | 58,940 |  |  | $ | 39,101 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average basic common shares outstanding |  |  | 34,137 |  |  |  | 33,011 |  |  |  | 31,891 |
Assumed conversion of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |
Stock options |  |  | 2,415 |  |  |  | 2,390 |  |  |  | 2,699 |
Denominator for diluted earnings per share - Adjusted weighted-average shares |  |  | 36,552 |  |  |  | 35,401 |  |  |  | 34,590 |
Earnings per common share: |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 1.90 |  |  | $ | 1.79 |  |  | $ | 1.23 |
Diluted |  | $ | 1.77 |  |  | $ | 1.66 |  |  | $ | 1.13 |
Stock options representing the right to purchase common stock of 417,000 shares in 2015, 481,000 shares in 2014, and 62,000 shares in 2013 were not included in the computation of diluted earnings per share because their inclusion would have had an anti-dilutive effect.

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