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v2.4.1.9

Summary of Property, Plant and Equipment (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended |
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, Gross | 133,241 us-gaap_PropertyPlantAndEquipmentGross | $ 131,419 us-gaap_PropertyPlantAndEquipmentGross
Less accumulated depreciation | (83,215)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment | (78,951)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Total Property, plant and equipment | 50,026 us-gaap_PropertyPlantAndEquipmentNet | 52,468 us-gaap_PropertyPlantAndEquipmentNet
Land |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, Gross | 2,458 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_LandMember | 2,458 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_LandMember
Buildings and improvements |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, Gross | 14,380 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_BuildingAndBuildingImprovementsMember | 14,167 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_BuildingAndBuildingImprovementsMember
Buildings and improvements | Minimum |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment Useful Life | 10 years |
Buildings and improvements | Maximum |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment Useful Life | 30 years |
Machinery and equipment |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, Gross | 107,899 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_MachineryAndEquipmentMember | 94,184 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_MachineryAndEquipmentMember
Machinery and equipment | Minimum |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment Useful Life | 3 years |
Machinery and equipment | Maximum |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment Useful Life | 15 years |
Office furniture, fixtures and equipment |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, Gross | 4,698 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_FurnitureAndFixturesMember | 9,717 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_FurnitureAndFixturesMember
Office furniture, fixtures and equipment | Minimum |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment Useful Life | 3 years |
Office furniture, fixtures and equipment | Maximum |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment Useful Life | 10 years |
Automotive equipment |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, Gross | 374 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = avd_AutomotiveMember | 278 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = avd_AutomotiveMember
Automotive equipment | Minimum |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment Useful Life | 3 years |
Automotive equipment | Maximum |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment Useful Life | 6 years |
Construction in progress |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment, Gross | 3,432 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_ConstructionInProgressMember | $ 10,615 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_ConstructionInProgressMember
Construction in progress | Minimum |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment Useful Life | 3 years |
Construction in progress | Maximum |  |
Property, Plant and Equipment [Line Items] |  |
Property, Plant and Equipment Useful Life | 15 years |

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- 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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