v3.19.3
Document and Entity Information - shares
9 Months Ended
Sep. 30, 2019
Oct. 25, 2019
Document And Entity Information    
Entity Registrant Name RIBBON COMMUNICATIONS INC.  
Entity Central Index Key 0001708055  
Current Fiscal Year End Date --12-31  
Entity Filer Category Accelerated Filer  
Entity Emerging Growth Company false  
Entity Small Business false  
Entity Shell Company false  
Document Type 10-Q  
Document Period End Date Sep. 30, 2019  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q3  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   110,715,311
Entity Current Reporting Status Yes