v3.19.2
Document and Entity Information - shares
6 Months Ended
Jun. 30, 2019
Jul. 31, 2019
Document and Entity Information [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2019  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q2  
Trading Symbol RNET  
Entity Registrant Name RigNet, Inc.  
Entity Central Index Key 0001162112  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Shell Company false  
Entity Filer Category Accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Interactive Data Current Yes  
Security Exchange Name NASDAQ  
Title of 12(b) Security Common Stock  
Entity Common Stock, Shares Outstanding   19,968,783
Entity Address, State or Province TX