XML 107 R93.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Share-Based Compensation (Details Textual) |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Oct. 06, 2015 $ / shares shares | Oct. 06, 2015 TWD / shares shares | Jan. 31, 2011 shares | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 USD ($) $ / shares shares | Dec. 31, 2016 USD ($) TWD / shares shares | Dec. 31, 2015 USD ($) $ / shares shares | Dec. 31, 2014 USD ($) $ / shares shares | Dec. 31, 2013 USD ($) $ / shares shares | Dec. 31, 2013 TWD / shares shares | Dec. 31, 2012 USD ($) $ / shares shares | Dec. 31, 2012 TWD / shares shares | Dec. 31, 2011 USD ($) $ / shares shares | Dec. 31, 2011 TWD / shares | Dec. 31, 2010
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, Restricted Stock Award, Gross |  |  |  |  |  |  | 191,994 |  | 1,390,280 | 1,375,726 |  |  |  |  |  |  |
Nonvested Shares Issued To Employees Description |  |  |  |  |  |  |  |  |  |  |  |  |  |  | During 2011, Imaging Cayman granted non-vested shares of Imaging Taiwans ordinary shares to certain employees for their future service, and the employees must pay NT$30 ($1.03) per share. |  | From September 2007 to December 2010, Himax Imaging Inc. (Imaging Cayman, a consolidated subsidiary) granted non-vested shares of its ordinary shares to certain employees for their future service, and the employees must pay $0.15 or $0.3 (employees hired after March 1, 2009) per share.
Allocated Share-based Compensation Expense | $ |  |  |  |  |  |  | $ 10,409,000 |  | $ 6,274,000 | $ 11,266,000 |  |  |  |  |  |  |
Ordinary Price Per Share On Date Of Grant | (per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.72 | TWD 21 |
Excess Tax Deficit from Share-based Compensation | $ |  |  |  |  |  |  | $ 142,000 |  |  |  |  |  |  |  |  |  |
Himax Imaging Ltd [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Nonvested, Number |  |  | 1,939,490 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Imaging Cayman [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Nonvested, Number |  |  | 5,346,777 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unvested Ordinary Share Exchange Rate |  |  | 0.36274 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allocated Share-based Compensation Expense | $ |  |  |  |  |  |  |  |  |  | $ 300 |  |  |  |  |  |  |
Imaging Taiwan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Nonvested, Number |  |  |  |  |  |  |  |  |  | 0 | 31,139 | 31,139 |  |  |  |  |
Stock Options 2012 Plan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized |  |  |  |  |  |  |  |  |  |  |  |  | 2,000,000 | 2,000,000 |  |  |
Stock Option Exercise Price Per Share | (per share) |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.004 | TWD 30 |  |  |
Stock Options 2012 Plan [Member] | One And Half Years After Grant Date [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |
Stock Options 2012 Plan [Member] | Three Years After Grant Date [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |
Stock Options 2012 Plan [Member] | Imaging Cayman [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expected term (years) |  |  |  |  |  |  | 3 years 1 month 15 days |  |  |  |  |  |  |  |  |  |
Stock Options 2013 Plan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized |  |  |  |  |  |  |  |  |  |  | 430,000 | 430,000 |  |  |  |  |
Stock Option Exercise Price Per Share | (per share) |  |  |  |  |  |  |  |  |  |  | $ 1 | TWD 30 |  |  |  |  |
Stock Options 2013 Plan [Member] | Half Years After Grant Date [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |
Stock Options 2013 Plan [Member] | Two Years After Grant Date [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |
Stock Options 2013 Plan [Member] | Imaging Cayman [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expected term (years) |  |  |  |  |  |  | 2 years 1 month 15 days |  |  |  |  |  |  |  |  |  |
Stock Options 2015 Plan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized | 2,528,000 | 2,528,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock Option Exercise Price Per Share | (per share) | $ 1.986 | TWD 65 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award Accelerated Compensation Cost | $ |  |  |  |  |  |  | $ 307,000 |  | $ 77,000 |  |  |  |  |  |  |  |
Stock Options 2015 Plan [Member] | One And Half Years After Grant Date [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |  |  |  |
Stock Options 2015 Plan [Member] | Three Years After Grant Date [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |  |  |  |
Stock Options 2015 Plan [Member] | ROC Central Government Bond [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expected term (years) |  |  |  |  |  |  | 5 years |  | 2 years |  |  |  |  |  |  |  |
Stock Options 2016 Plan [Member] | One And Half Years After Grant Date [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |  |  |  |
Stock Options 2016 Plan [Member] | Three Years After Grant Date [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |  |  |  |
Stock Options 2016 Plan [Member] | Imaging Cayman [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized |  |  |  |  |  |  | 1,760,000 | 1,760,000 |  |  |  |  |  |  |  |  |
Expected term (years) |  |  |  |  |  |  | 3 years 1 month 15 days |  |  |  |  |  |  |  |  |  |
Stock Option Exercise Price Per Share | (per share) |  |  |  |  |  |  | $ 0.9139 | TWD 30 |  |  |  |  |  |  |  |  |
Stock Options 2016 Plan [Member] | Imaging Taiwan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized |  |  |  |  |  |  | 2,040,000 | 2,040,000 |  |  |  |  |  |  |  |  |
Expected term (years) |  |  |  |  |  |  | 3 years 1 month 15 days |  |  |  |  |  |  |  |  |  |
Stock Option Exercise Price Per Share | (per share) |  |  |  |  |  |  | $ 0.9139 | TWD 30 |  |  |  |  |  |  |  |  |
Restricted Stock Units (Rsus) [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Grants In Period |  |  |  |  |  |  | 1,208,785 |  | 597,596 | 1,219,791 | 867,771 |  | 5,522,279 |  | 2,727,278 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Total Fair Value | $ |  |  |  |  |  |  | $ 9,223,000 |  | $ 4,456,000 | $ 9,337,000 | $ 7,833,000 |  | $ 6,286,000 |  | $ 2,873,000 |  |
Market Price Per Share Of American Depositary Shares Underlying Restricted Stock Units Granted | $ / shares |  |  |  |  |  |  | $ 8.30 |  | $ 7.92 | $ 9.27 | $ 10.15 |  | $ 1.95 |  | $ 1.10 |  |
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Share-based Awards Other than Options | $ |  |  |  |  |  |  | $ 1,180,000 | TWD 1,180,000 |  |  |  |  |  |  |  |  |
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition |  |  |  |  |  |  | 1 year 11 months 5 days |  |  |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Nonvested, Number |  |  |  |  |  |  | 182,488 | 182,488 | 204,007 | 964,006 | 1,511,223 | 1,511,223 |  |  |  |  |
Allocated Share-based Compensation Expense | $ |  |  |  |  |  |  | $ 10,102,000 |  | $ 6,197,000 | $ 11,266,000 |  |  |  |  |  |  |
Restricted Stock Units (Rsus) [Member] | Long-term Incentive Plan grants 1 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  |  |  |  |  |  | 0.88% | 0.88% |  | 0.88% |  | 97.36% |  |
Restricted Stock Units (Rsus) [Member] | Long-term Incentive Plan grants 2 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  |  |  |  |  | 13.88% | 13.88% | 13.88% |  | 58.36% |  |  |  |
Restricted Stock Units (Rsus) [Member] | Long-term Incentive Plan grants 3 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  |  |  | 3.70% |  | 3.70% | 3.70% | 88.90% |  |  |  |  |  |
Restricted Stock Units (Rsus) [Member] | Long-term Incentive Plan grants 4 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  |  |  | 5.81% |  | 5.81% | 82.57% |  |  |  |  |  |  |
Restricted Stock Units (Rsus) [Member] | Long-term Incentive Plan grants 4 [Member] | Scenario, Forecast [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  |  | 5.81% |  |  |  |  |  |  |  |  |  |  |
Restricted Stock Units (Rsus) [Member] | Long-term Incentive Plan grants 5 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  |  |  | 1.95% |  | 94.15% |  |  |  |  |  |  |  |
Restricted Stock Units (Rsus) [Member] | Long-term Incentive Plan grants 5 [Member] | Scenario, Forecast [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  | 1.95% | 1.95% |  |  |  |  |  |  |  |  |  |  |
Restricted Stock Units (Rsus) [Member] | Long-term Incentive Plan grants 6 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  |  |  |  | 91.93% |  |  |  |  |  |  |  |  |  |
Restricted Stock Units (Rsus) [Member] | Long-term Incentive Plan grants 6 [Member] | Scenario, Forecast [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage |  |  |  | 2.69% | 2.69% | 2.69% |  |  |  |  |  |  |  |  |  |  |

X
- Definition The amount of excess tax deficiency related to compensation cost for equity-based payment arrangements recognized in income during the period. + References No definition available. + Details
Name: | himx_ExcessTaxDeficitFromSharebasedCompensation
Namespace Prefix: | himx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition It represents market price per share of american depositary shares underlying restricted stock units granted + References No definition available. + Details
Name: | himx_MarketPricePerShareOfAmericanDepositarySharesUnderlyingRestrictedStockUnitsGranted
Namespace Prefix: | himx_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition It represents the description of nonvested shares issued to employees. + References No definition available. + Details
Name: | himx_NonvestedSharesIssuedToEmployeesDescription
Namespace Prefix: | himx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition It represents ordinary price per share on date of grant. + References No definition available. + Details
Name: | himx_OrdinaryPricePerShareOnDateOfGrant
Namespace Prefix: | himx_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition It represents the stock option exercise price per share. + References No definition available. + Details
Name: | himx_StockOptionExercisePricePerShare
Namespace Prefix: | himx_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition It represents unvested ordinary share exchange rate. + References No definition available. + Details
Name: | himx_UnvestedOrdinaryShareExchangeRate
Namespace Prefix: | himx_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_AllocatedShareBasedCompensationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Unrecognized cost of unvested share-based awards, other than options, awarded to employees as compensation. + References No definition available. + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Additional share-based compensation cost recognized as a result of an occurrence of an event that accelerates its recognition. + References No definition available. + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAcceleratedCompensationCost
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage of vesting of share-based compensation awards. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Expected term of share-based compensation awards, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.D.2) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=himx_HimaxImagingLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=himx_ImagingCaymanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=himx_ImagingTaiwanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | himx_StockOptionsAxis=himx_StockOptions2012PlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=himx_OneAndHalfYearsAfterGrantDateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=himx_ThreeYearsAfterGrantDateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | himx_StockOptionsAxis=himx_StockOptions2013PlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=himx_HalfYearsAfterGrantDateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=himx_TwoYearsAfterGrantDateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | himx_StockOptionsAxis=himx_StockOptions2015PlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OptionIndexedToIssuersEquityTypeAxis=himx_RocCentralGovernmentBondMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | himx_StockOptionsAxis=himx_StockOptions2016PlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_RestrictedStockUnitsRSUMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=himx_LongtermIncentivePlanGrants1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=himx_LongtermIncentivePlanGrants2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=himx_LongtermIncentivePlanGrants3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=himx_LongtermIncentivePlanGrants4Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=us-gaap_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=himx_LongtermIncentivePlanGrants5Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PlanNameAxis=himx_LongtermIncentivePlanGrants6Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |