v2.4.0.8
Document and Entity Information
9 Months Ended
Sep. 30, 2015
Oct. 15, 2015
Common Class A [Member]
Oct. 15, 2015
Common Class B [Member]
Oct. 15, 2015
Common Class C [Member]
Document Information [Line Items]        
Document Type 10-Q      
Amendment Flag false      
Document Period End Date Sep. 30, 2015      
Document Fiscal Year Focus 2015      
Document Fiscal Period Focus Q3      
Trading Symbol ZNGA      
Entity Registrant Name Zynga Inc.      
Entity Central Index Key 0001439404      
Current Fiscal Year End Date --12-31      
Entity Filer Category Large Accelerated Filer      
Entity Common Stock, Shares Outstanding   798,805,953 113,648,170 20,517,472