XML 148 R133.htm IDEA: XBRL DOCUMENT
v3.21.1

Financial Instruments - Currency risk (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
NTD [Member] | Financial liabilities [Member] |  |
IFRS Statement [Line Items] |  |
Foreign currency | $ 1,084,594 | $ 897,593
Exchange rate | 28.480 | 29.980
Functional currency | $ 38,083 | $ 29,939
NTD [Member] | Financial assets [Member] |  |
IFRS Statement [Line Items] |  |
Foreign currency | $ 155,418 | $ 148,825
Exchange rate | 28.480 | 29.980
Functional currency | $ 5,457 | $ 4,964
CNY [Member] | Financial assets [Member] |  |
IFRS Statement [Line Items] |  |
Foreign currency | $ 35,630 | $ 34,726
Exchange rate | 6.5428 | 6.9762
Functional currency | $ 5,461 | $ 4,978
JPY [Member] | Financial liabilities [Member] |  |
IFRS Statement [Line Items] |  |
Foreign currency | $ 632,215 | $ 3,099
Exchange rate | 103.0786 | 108.6232
Functional currency | $ 6,133 | $ 29

X
- Definition Amount represents the functional currency + References No definition available. + Details
Name: | himx_FunctionalCurrency
Namespace Prefix: | himx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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: | himx_IfrsStatementLineItems
Namespace Prefix: | himx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The average exchange rate used by the entity. Exchange rate is the ratio of exchange for two currencies. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_112_c&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_AverageForeignExchangeRate
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The net gain arising from foreign exchange differences. [Refer: Foreign exchange gain (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 21 -IssueDate 2020-01-01 -Paragraph 52 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=21&code=ifrs-tx-2020-en-r&anchor=para_52_a&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_NetForeignExchangeGain
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | ifrs-full_TypesOfRisksAxis=himx_NTDMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CategoriesOfFinancialLiabilitiesAxis=himx_FianancialLiabilitieMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CategoriesOfFinancialAssetsAxis=himx_FinancialAssetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfRisksAxis=himx_CNYMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfRisksAxis=himx_JpyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |