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v2.4.1.9

Significant Accounting Policies (Details 2) | 12 Months Ended
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Dec. 31, 2014
Factory machinery and equipment | Minimum |
Property, Plant and Equipment |
Estimated useful lives | 5 years
Factory machinery and equipment | Maximum |
Property, Plant and Equipment |
Estimated useful lives | 25 years
Glass-melting furnaces and forming machines | Minimum |
Property, Plant and Equipment |
Estimated useful lives | 7 years
Glass-melting furnaces and forming machines | Maximum |
Property, Plant and Equipment |
Estimated useful lives | 15 years
Buildings and building equipment | Minimum |
Property, Plant and Equipment |
Estimated useful lives | 10 years
Buildings and building equipment | Maximum |
Property, Plant and Equipment |
Estimated useful lives | 50 years

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

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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
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_BuildingAndBuildingImprovementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_ToolsDiesAndMoldsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |