XML 23 R1.htm IDEA: XBRL DOCUMENT v3.25.4
Document and Entity Information - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Feb. 23, 2026
Jun. 30, 2025
Document and Entity Information      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2025    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 001-38267    
Entity Registrant Name RIBBON COMMUNICATIONS INC.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 82-1669692    
Entity Address, Address Line One 6500 Chase Oaks Boulevard, Suite 100    
Entity Address, City or Town Plano    
Entity Address, State or Province TX    
Entity Address, Postal Zip Code 75023    
City Area Code 978    
Local Phone Number 614-8100    
Title of 12(b) Security Common Stock, par value $0.0001    
Trading Symbol RBBN    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 299.5
Entity Common Stock, Shares Outstanding   175,604,524  
Documents Incorporated by Reference

Portions of the definitive Proxy Statement to be delivered to stockholders in connection with the registrant’s 2026 Annual Meeting of Stockholders are incorporated by reference into Part III of this report.

    
Entity Central Index Key 0001708055    
Document Fiscal Year Focus 2025    
Document Fiscal Period Focus FY    
Amendment Flag false    
Auditor Firm ID 34    
Auditor Name Deloitte & Touche LLP    
Auditor Location Dallas, Texas