v2.4.0.8

Net Income (Loss) and Dividends per Share (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2013
Net Income (Loss) and Dividends per Share [Abstract] |
Reconciliation of basic and diluted income per share computations | The following table presents a reconciliation of basic and diluted income (loss) per share computations (in thousands, except per share data and anti-dilutive stock option counts):
| Three months ended September 30, |  | Nine months ended September 30,
| 2013 |  |  | 2012 |  | 2013 |  |  | 2012
Numerator: |  |  |  |  |  |  |  |  |  |
Net income (loss) |  | $ | (1,614 | ) |  | $ | 5,485 |  | $ | (1,581 | ) |  | $ | 11,777
Denominator: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average shares outstanding |  |  | 16,741 |  |  |  | 17,219 |  |  | 16,703 |  |  |  | 17,201
Effect of unvested restricted stock awards considered participating securities |  |  | 243 |  |  |  | 394 |  |  | 279 |  |  |  | 394
Weighted-average shares outstanding – basic |  |  | 16,984 |  |  |  | 17,613 |  |  | 16,982 |  |  |  | 17,595
Effect of dilutive common stock options |  |  | - |  |  |  | - |  |  | - |  |  |  | -
Effect of dilutive restricted stock units |  |  | - |  |  |  | - |  |  | - |  |  |  | -
Weighted-average shares outstanding – diluted |  |  | 16,984 |  |  |  | 17,613 |  |  | 16,982 |  |  |  | 17,595
Net income (loss) per share - basic |  | $ | (0.10 | ) |  | $ | 0.31 |  | $ | (0.09 | ) |  | $ | 0.67
Net income (loss) per share - diluted |  | $ | (0.10 | ) |  | $ | 0.31 |  | $ | (0.09 | ) |  | $ | 0.67
Cash dividends declared per share1 |  | $ | - |  |  | $ | 0.06 |  | $ | 0.06 |  |  | $ | 0.18
Stock options and restricted stock units excluded from the calculation of diluted earnings per share because their effect would have been anti-dilutive |  |  | 782,000 |  |  |  | 1,209,000 |  |  | 1,319,000 |  |  |  | 1,346,000
1The Company suspended quarterly dividend payments during the three months ended June 30, 2013.

X
- Details
Name: | epax_NetIncomeLossAndDividendsPerShareAbstract
Namespace Prefix: | epax_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the numerators and the denominators of the basic and diluted per-share (or per-unit) computations for income from continuing operations, including the effect that has been given to preferred dividends. + References Reference 1: 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 + Details
Name: | us-gaap_ScheduleOfCalculationOfNumeratorAndDenominatorInEarningsPerShareTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration