v2.4.0.8
Document and Entity Information
9 Months Ended
Sep. 30, 2014
Oct. 15, 2014
Common Class A [Member]
Oct. 15, 2014
Common Class B [Member]
Oct. 15, 2014
Common Class C [Member]
Document Information [Line Items]        
Document Type 10-Q      
Amendment Flag false      
Document Period End Date Sep. 30, 2014      
Document Fiscal Year Focus 2014      
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   767,444,484 114,893,043 20,517,472