Document and Entity Information - shares
9 Months Ended
Sep. 30, 2019
Nov. 04, 2019
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Amendment Flag false  
Document Period End Date Sep. 30, 2019  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q3  
Entity File Number 1-36254  
Current Fiscal Year End Date --12-31  
Entity Registrant Name Avid Technology, Inc.  
Entity Address, Address Line One 75 Network Drive  
Entity Address, City or Town Burlington  
Entity Address, State or Province MA  
Entity Address, Postal Zip Code 01803  
Entity Central Index Key 0000896841  
State of Incorporation DE  
Entity Tax Identification Number 04-2977748  
City Area Code 978  
Local Phone Number 640-6789  
Title of Security Common Stock, $.01 par value  
Trading Symbol AVID  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Shell Company false  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Common Stock, Shares Outstanding   43,049,179