Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

Document And Entity Information - shares
6 Months Ended
Jun. 30, 2019
Aug. 05, 2019
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2019  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q2  
Entity Registrant Name U.S. WELL SERVICES, INC.  
Entity Central Index Key 0001670349  
Current Fiscal Year End Date --12-31  
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Trading Symbol USWS  
Entity Current Reporting Status Yes  
Entity Shell Company false  
Entity File Number 001-38025  
Entity Tax Identification Number 811847117  
Entity Address, Address Line One 1360 Post Oak Boulevard  
Entity Address, Address Line Two Suite 1800  
Entity Address, City or Town Houston  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 77056  
City Area Code 832  
Local Phone Number 562-3730  
Common Class A [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   54,607,462
Common Class B [Member]    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   13,775,400