v2.4.0.6
Document And Entity Information (USD $)
12 Months Ended
Dec. 31, 2011
Feb. 22, 2012
Jun. 30, 2011
Entity Registrant Name VirnetX Holding Corp    
Entity Central Index Key 0001082324    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Filer Category Large Accelerated Filer    
Entity Public Float     $ 1,173,043,513
Entity Common Stock, Shares Outstanding   50,671,136  
Document Fiscal Year Focus 2011    
Document Fiscal Period Focus FY    
Document Type 10-K    
Amendment Flag false    
Document Period End Date Dec. 31, 2011