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Document, Entity and Information Document
9 Months Ended
Sep. 30, 2014
Class of Stock [Line Items]  
Entity Registrant Name GoPro, Inc.
Entity Central Index Key 0001500435
Current Fiscal Year End Date --12-31
Entity Filer Category Non-accelerated Filer
Document Type 10-Q
Document Period End Date Sep. 30, 2014
Document Fiscal Year Focus 2014
Document Fiscal Period Focus Q3
Amendment Flag false
Common Class A [Member]
 
Class of Stock [Line Items]  
Entity Common Stock, Shares Outstanding 26,292,404
Common Class B [Member]
 
Class of Stock [Line Items]  
Entity Common Stock, Shares Outstanding 99,484,734