v3.19.3
Document and Entity Information - shares
9 Months Ended
Sep. 30, 2019
Oct. 28, 2019
Document and Entity Information [Abstract]    
Entity Registrant Name KVH INDUSTRIES INC \DE\  
Entity Central Index Key 0001007587  
Document Type 10-Q  
Document Period End Date Sep. 30, 2019  
Amendment Flag false  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q3  
Current Fiscal Year End Date --12-31  
Entity Filer Category Accelerated Filer  
Entity Shell Company false  
Entity Small Business true  
Entity Emerging Growth false  
Entity Reporting Status Yes  
Entity Common Stock, Shares Outstanding   18,096,586