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Earnings Per Share (Tables) | 6 Months Ended
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Mar. 31, 2017
Earnings Per Share [Abstract] |
Diluted earnings per share | Diluted earnings per share is calculated using the treasury stock method.
|  | (in thousands)
|  | Three Months Ended |  | Six Months Ended
|  | March 31, |  | March 31,
|  | 2017 |  | 2016 |  | 2017 |  | 2016
Numerator: |  |  |  |  |  |  |  |
Net income |  | $ | 979 |  |  | $ | 337 |  |  | $ | 1,303 |  |  | $ | 221 |
Denominator: |  |  |  |  |  |  |  |
Denominator for basic net income (loss) per share - weighted-average outstanding shares |  | 11,249 |  |  | 9,717 |  |  | 11,225 |  |  | 9,642 |
Effect of dilutive securities: |  |  |  |  |  |  |  |
Stock options and restricted stock |  | 1,496 |  |  | 949 |  |  | 1,488 |  |  | 898 |
Denominator for diluted net income per share - weighted-average outstanding shares |  | 12,745 |  |  | 10,666 |  |  | 12,713 |  |  | 10,540 |
Net income per share - basic |  | $ | 0.09 |  |  | $ | 0.04 |  |  | $ | 0.12 |  |  | $ | 0.02 |
Net income per share - diluted |  | $ | 0.08 |  |  | $ | 0.03 |  |  | $ | 0.10 |  |  | $ | 0.02 |

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- 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://www.xbrl.org/2003/role/presentationRef -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
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