v2.4.0.6
Document And Entity Information
3 Months Ended 12 Months Ended
Mar. 31, 2013
Dec. 31, 2013
Apr. 15, 2013
Common Class A [Member]
Apr. 15, 2013
Common Class B [Member]
Apr. 15, 2013
Common Class C [Member]
Document Type 10-Q        
Amendment Flag false        
Document Period End Date Mar. 31, 2013        
Document Fiscal Period Focus Q1        
Document Fiscal Year Focus   2013      
Entity Central Index Key 0001439404        
Current Fiscal Year End Date --03-31        
Entity Filer Category Large Accelerated Filer        
Entity Registrant Name ZYNGA INC        
Entity Common Stock, Shares Outstanding     607,750,238 165,612,687 20,517,472