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Basis of Presentation - Property, Plant and Equipment (Details) (USD $) In Thousands, unless otherwise specified | 6 Months Ended |
--- | --- | ---
Mar. 31, 2015 | Sep. 30, 2014
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, gross | 34,531 us-gaap_PropertyPlantAndEquipmentGross | $ 24,056 us-gaap_PropertyPlantAndEquipmentGross
Accumulated depreciation | (14,352)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment | (14,304)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Property, plant and equipment - net | 20,179 us-gaap_PropertyPlantAndEquipmentNet | 9,752 us-gaap_PropertyPlantAndEquipmentNet
Building | Minimum |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, useful life (in years) | 20 years |
Building | Maximum |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, useful life (in years) | 25 years |
Land, building and leasehold improvements |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, gross | 18,022 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_LandBuildingsAndImprovementsMember | 10,414 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_LandBuildingsAndImprovementsMember
Equipment and machinery |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, gross | 11,320 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_MachineryAndEquipmentMember | 8,189 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_MachineryAndEquipmentMember
Equipment and machinery | Minimum |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, useful life (in years) | 3 years |
Equipment and machinery | Maximum |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, useful life (in years) | 7 years |
Furniture and fixtures |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, gross | 5,189 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_FurnitureAndFixturesMember | $ 5,453 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_FurnitureAndFixturesMember
Furniture and fixtures | Minimum |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, useful life (in years) | 5 years |
Furniture and fixtures | Maximum |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, useful life (in years) | 10 years |
Leasehold Improvements | Minimum |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, useful life (in years) | 3 years |
Leasehold Improvements | Maximum |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, useful life (in years) | 7 years |

X
- Definition Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.14) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 14 -Article 5 + Details
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- Definition Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 13 -Subparagraph a -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 8 -Article 7 + Details
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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
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