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Summary of Significant Accounting Policies (Intangibles) (Details) (USD $) | 12 Months Ended
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Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2012
Acquired Finite and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Amortization of intangible assets | $ 700,000 | $ 600,000 | $ 700,000
Amortization in fiscal year 2015 | 900,000 |  |
Amortization in fiscal year 2016 | 700,000 |  |
Amortization in fiscal year 2017 | 500,000 |  |
Amortization in fiscal year 2018 | 300,000 |  |
Amortization in fiscal year 2019 | 300,000 |  |
Gross Carrying Amount | 6,112,000 | 6,303,000 |
Accumulated Amortization | (3,434,000) | (2,801,000) |
Net Carrying Amount | 2,678,000 | 3,502,000 |
Non-compete agreements |  |  |
Acquired Finite and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Gross Carrying Amount | 1,055,000 | 1,065,000 |
Accumulated Amortization | (955,000) | (717,000) |
Net Carrying Amount | 100,000 | 348,000 |
Non-compete agreements | Minimum |  |  |
Acquired Finite and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (in years) | 4 years |  |
Non-compete agreements | Maximum |  |  |
Acquired Finite and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (in years) | 8 years |  |
Customer lists |  |  |
Acquired Finite and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (in years) | 10 years |  |
Gross Carrying Amount | 817,000 | 871,000 |
Accumulated Amortization | (592,000) | (532,000) |
Net Carrying Amount | 225,000 | 339,000 |
Technology |  |  |
Acquired Finite and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Gross Carrying Amount | 2,319,000 | 2,426,000 |
Accumulated Amortization | (1,682,000) | (1,422,000) |
Net Carrying Amount | 637,000 | 1,004,000 |
Technology | Minimum |  |  |
Acquired Finite and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (in years) | 5 years |  |
Technology | Maximum |  |  |
Acquired Finite and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (in years) | 10 years |  |
In-process research and development |  |  |
Acquired Finite and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (in years) | 5 years |  |
Gross Carrying Amount | 1,600,000 | 1,600,000 |
Accumulated Amortization | (27,000) | 0 |
Net Carrying Amount | 1,573,000 | 1,600,000 |
Other |  |  |
Acquired Finite and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Gross Carrying Amount | 321,000 | 341,000 |
Accumulated Amortization | (178,000) | (130,000) |
Net Carrying Amount | $ 143,000 | $ 211,000 |
Other | Minimum |  |  |
Acquired Finite and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (in years) | 2 years |  |
Other | Maximum |  |  |
Acquired Finite and Indefinite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (in years) | 10 years |  |

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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