XML 40 R29.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Earnings Per Share (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2018
Earnings Per Share [Abstract] |
Calculation of Basic and Diluted Earnings per Share | The following table sets forth the calculation of basic and diluted earnings per share:
|  |  | Three Months Ended |  | Nine Months Ended
|  |  | September 30, |  | September 30,
(in thousands, except per share data) |  |  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017
|  |  |  |  |  | (as adjusted) |  |  |  | (as adjusted)
Net income (loss) |  | $ | 7,799 |  | $ | 17,831 |  | $ | (4,899) |  | $ | 44,460
Denominator for basic earnings per share - |  |  |  |  |  |  |  |  |  |  |  |
| weighted-average number of common |  |  |  |  |  |  |  |  |  |  |  |
| shares outstanding during the period |  |  | 46,301 |  |  | 49,865 |  |  | 47,415 |  |  | 49,716
Incremental common shares attributable to |  |  |  |  |  |  |  |  |  |  |  |
| exercise of dilutive options |  |  | 90 |  |  | 268 |  |  | — |  |  | 319
Incremental common shares attributable |  |  |  |  |  | . |  |  |  |  |  |
| to outstanding restricted stock units |  |  | 64 |  |  | 197 |  |  | — |  |  | 257
Denominator for diluted earnings per share |  |  | 46,455 |  |  | 50,330 |  |  | 47,415 |  |  | 50,292
Basic earnings (loss) per share |  | $ | 0.17 |  | $ | 0.36 |  | $ | (0.10) |  | $ | 0.89
Diluted earnings (loss) per share |  | $ | 0.17 |  | $ | 0.35 |  | $ | (0.10) |  | $ | 0.88

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