Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

Document And Entity Information - shares
6 Months Ended
Jun. 30, 2015
Aug. 13, 2015
Document Information [Line Items]    
Entity Registrant Name Energous Corp  
Entity Central Index Key 0001575793  
Current Fiscal Year End Date --12-31  
Entity Filer Category Non-accelerated Filer  
Trading Symbol WATT  
Entity Common Stock, Shares Outstanding   13,001,412
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2015  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2015