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

X

- Definition

Percentage of interests acquired.

+ References

No definition available.

+ Details

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Namespace Prefix:	tsem_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- 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

X

- Details

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