XML 34 R24.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Earnings Per Share (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2018
Earnings Per Share [Abstract] |
Computation of reconciliation of basic earnings per share to diluted earnings per share | The following table details the reconciliation of basic earnings per share to diluted earnings per share:
|  | Three Months Ended June 30, |  | Six Months Ended June 30,
|  | 2018 |  | 2017 |  | 2018 |  | 2017
|  |  |  | As Adjusted |  |  |  | As Adjusted
Numerator for basic and diluted earnings per share: |  |  |  |  |  |  |  |
Net income |  | $ | 39,161 |  |  | $ | 31,770 |  |  | $ | 76,986 |  |  | $ | 64,539 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average basic common shares outstanding |  | 38,390 |  |  | 37,154 |  |  | 38,416 |  |  | 37,144 |
Assumed conversion of dilutive securities: |  |  |  |  |  |  |  |
Stock options |  | 1,834 |  |  | 2,047 |  |  | 1,834 |  |  | 2,067 |
Denominator for diluted earnings per share - Adjusted weighted-average shares |  | 40,224 |  |  | 39,201 |  |  | 40,250 |  |  | 39,211 |
Earnings per common share: |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 1.02 |  |  | $ | 0.86 |  |  | $ | 2.00 |  |  | $ | 1.74 |
Diluted |  | $ | 0.97 |  |  | $ | 0.81 |  |  | $ | 1.91 |  |  | $ | 1.65 |

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 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://fasb.org/us-gaap/role/ref/legacyRef -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