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Net income per share attributable to common stockholders - Additional Information (Details) | 1 Months Ended
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Jun. 30, 2014
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
Outstanding shares less than 10% of aggregate shares outstanding, conversion ratio | 1 gpro_StockholdersEquityNoteOutstandingSharesLessthan10ofAggregateSharesOutstandingConversionRatio
Common Class A [Member] |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
Common stock, number of voting rights | 1 gpro_CommonStockVotingRightsNumber / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember
Common Class B [Member] |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
Common stock, number of voting rights | 10 gpro_CommonStockVotingRightsNumber / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassBMember

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- Definition Common Stock, Voting Rights, Number + References No definition available. + Details
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Namespace Prefix: | gpro_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Stockholders' Equity Note, Outstanding Shares Less than 10% of Aggregate Shares Outstanding, Conversion Ratio + References No definition available. + Details
Name: | gpro_StockholdersEquityNoteOutstandingSharesLessthan10ofAggregateSharesOutstandingConversionRatio
Namespace Prefix: | gpro_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassBMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |