XML 13 R39.htm IDEA: XBRL DOCUMENT
v3.3.0.814

Related parties (Details) | 9 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 30, 2015 USD ($) Device | Sep. 30, 2014 USD ($) | Dec. 31, 2013 | Jun. 30, 2013 USD ($)
Company Affiliated with Investors [Member] | Related Party Transaction, Contract Manufacturing Agreement [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Payments made to affiliated vendor for services rendered | $ 200,000 | $ 11,900,000 |  |
Chief Executive Officer (CEO) [Member] | Related Party Transaction, Chartered Aircraft Expenses [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Payments to related parties | 900,000 | $ 314,000 |  |
Immediate Family Member of Member of the Board [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Naming rights agreement, period |  |  | 3 years |
Payments to be made to related party for naming rights | 500,000 |  |  |
Aggregate payments to related party for naming rights | $ 400,000 |  |  |
Number of devices provided to related party at no cost | Device | 100 |  |  |
Executive Officer [Member] | Related Party Transaction, Demand Payment Loan [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Loan amount to executive officer pursuant to demand payment loan |  |  |  | $ 200,000

X
- Definition Payment To Related Party + References No definition available. + Details
Name: | gpro_PaymentToRelatedParty
Namespace Prefix: | gpro_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Related Party Transaction, Aggregate Payments to Related Party for Naming Rights + References No definition available. + Details
Name: | gpro_RelatedPartyTransactionAggregatePaymentstoRelatedPartyforNamingRights
Namespace Prefix: | gpro_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Related Party Transaction, Devices Provided to Related Party at No Cost + References No definition available. + Details
Name: | gpro_RelatedPartyTransactionDevicesProvidedtoRelatedPartyatNoCost
Namespace Prefix: | gpro_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Related Party Transaction, Naming Rights Agreement, Period + References No definition available. + Details
Name: | gpro_RelatedPartyTransactionNamingRightsAgreementPeriod
Namespace Prefix: | gpro_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Related Party Transaction, Payments for Purchases from Related Party + References No definition available. + Details
Name: | gpro_RelatedPartyTransactionPaymentsforPurchasesfromRelatedParty
Namespace Prefix: | gpro_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Related Party Transaction, Payments to be Made to Related Party for Naming Rights + References No definition available. + Details
Name: | gpro_RelatedPartyTransactionPaymentstobeMadetoRelatedPartyforNamingRights
Namespace Prefix: | gpro_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition For an unclassified balance sheet, amounts due from related parties including affiliates, employees, joint ventures, officers and stockholders, immediate families thereof, and pension funds. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.3) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(k)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10(3)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 3 -Article 7 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph k -Subparagraph 1 -Article 4 + Details
Name: | us-gaap_DueFromRelatedParties
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=us-gaap_AffiliatedEntityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=gpro_RelatedPartyTransactionContractManufacturingAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=us-gaap_ChiefExecutiveOfficerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=gpro_RelatedPartyTransactionCharteredAircraftExpensesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=gpro_ImmediateFamilyMemberofMemberoftheBoardMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=us-gaap_ExecutiveOfficerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=gpro_RelatedPartyTransactionDemandPaymentLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |