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DESCRIPTION OF BUSINESS AND GENERAL (Details) | Mar. 31, 2014
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TPSCo [Member] |
Property, Plant and Equipment [Line Items] |
Percentage of interests acquired | 51.00%

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- Definition Percentage of interests acquired. + References No definition available. + Details
Name: | tsem_PercentageOfInterestsAcquired
Namespace Prefix: | tsem_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_BusinessAcquisitionAxis=tsem_TPSCoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |