XML 96 R84.htm IDEA: XBRL DOCUMENT
v3.10.0.1

SHAREHOLDERS' EQUITY (Schedule of Intrinsic and Fair Values of Options Exercised) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Stockholders' Equity Note [Abstract] |  |  |
The intrinsic value of options exercised | $ 1,416 | $ 26,031 | $ 40,314
The original fair value of options exercised | $ 302 | $ 7,202 | $ 16,711

X
- Definition The fair value of options exercised during the period. + References No definition available. + Details
Name: | tsem_FairValueOfOptionsExercised
Namespace Prefix: | tsem_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_StockholdersEquityNoteAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration