Number of installment payments agreed upon in order to repay outstanding debt.

No definition available.

Name:	tsem_DebtInstrumentPeriodicPaymentsNumber
Namespace Prefix:	tsem_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	dei_LegalEntityAxis=tsem_TPSCoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=tsem_TermLoan2014Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=tsem_TokyoInterbankOfferedRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=tsem_TermLoan2015Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

LONG-TERM LOANS FROM BANKS (Loans to TPSCo from Japanese Institutions) (Narrative) (Details) - TPSCo [Member] $ in Thousands, ¥ in Billions	1 Months Ended
	Dec. 31, 2015 USD ($)	Jun. 30, 2014	Dec. 31, 2015 JPY (¥)
2014 Term Loan [Member]
Debt Instrument [Line Items]
Amount borrowed	$ 73,000
Number of installment payments		7
2014 Term Loan [Member] \| TIBOR [Member]
Debt Instrument [Line Items]
Basis spread over variable interest rate		1.65%
2015 Term Loan [Member]
Debt Instrument [Line Items]
Maturity term	5 years
Amount borrowed	$ 71,000		¥ 8.5
2015 Term Loan [Member] \| TIBOR [Member]
Debt Instrument [Line Items]
Basis spread over variable interest rate	2.00%
Number of installment payments	7