XML 56 R45.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Property, Plant and Equipment (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment | $ 288,236,000 us-gaap_PropertyPlantAndEquipmentGross | $ 250,127,000 us-gaap_PropertyPlantAndEquipmentGross
Increase in depreciation expense related to change in estimated useful life | 7,100,000 rgr_IncreasedInDepreciationExpense | 700,000 rgr_IncreasedInDepreciationExpense
Land and improvements [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment | 1,926,000 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_LandAndLandImprovementsMember | 1,819,000 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_LandAndLandImprovementsMember
Buildings and improvements [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment | 42,432,000 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_BuildingAndBuildingImprovementsMember | 39,034,000 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_BuildingAndBuildingImprovementsMember
Machinery and equipment [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment | 201,562,000 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_MachineryAndEquipmentMember | 172,987,000 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_MachineryAndEquipmentMember
Useful life | 7 years |
Machinery and equipment [Member] | 2015 [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Increase in depreciation expense related to change in estimated useful life | 3,000,000 rgr_IncreasedInDepreciationExpense / us-gaap_CreationDateAxis = rgr_TwoThousandFifteenMember / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_MachineryAndEquipmentMember |
Machinery and equipment [Member] | Minimum [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Useful life |  | 7 years
Machinery and equipment [Member] | Maximum [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Useful life |  | 10 years
Dies and tools [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment | $ 42,316,000 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_ToolsDiesAndMoldsMember | $ 36,287,000 us-gaap_PropertyPlantAndEquipmentGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_ToolsDiesAndMoldsMember
Useful life | 3 years |

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- Definition Increase in depreciation expense relating to the change in estimated useful life. + References No definition available. + Details
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Namespace Prefix: | rgr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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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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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
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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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Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Details
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- Details
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- Details
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |