| **Significant Accounting Policies (Tables)**                 | 12 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
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| **Accounting Policies [Abstract]**                           |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
| Calculation of basic and diluted net income (loss) per share | Diluted earnings per share is calculated using the treasury stock method.   (in thousands)   Year Ended   September 30,   2015 2014Numerator:     Net income  $8,728 $5,357Denominator:     Denominator for basic net income per share - weighted-average outstanding shares  9,573 9,570Effect of dilutive securities:     Stock options and restricted stock  466 269Denominator for diluted net income per share - weighted-average outstanding shares  10,039 9,839      Net income per share - basic(a)$0.91 $0.56Net income per share - diluted(a)$0.87 $0.54Ref (a): For fiscal years ended September 30, 2015 and September 30, 2014, we realized a $5.5 million and $4.6 million tax benefit, respectively, related to the release of a portion of our valuation allowance to reflect the amount of our deferred tax asset that we expect to realize in future years. This resulted in an improvement of net income per share basic and diluted for both fiscal years. |

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| - References
No definition available.
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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
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