Annual report pursuant to Section 13 and 15(d)

Document And Entity Information

Document And Entity Information - USD ($)
12 Months Ended
Dec. 31, 2019
Mar. 02, 2020
Jun. 28, 2019
Document Information [Line Items]      
Document Type 10-K    
Amendment Flag false    
Document Period End Date Dec. 31, 2019    
Document Fiscal Year Focus 2019    
Document Fiscal Period Focus FY    
Entity Registrant Name U.S. WELL SERVICES, INC.    
Entity Central Index Key 0001670349    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer No    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Filer Category Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company true    
Entity Ex Transition Period false    
Entity Shell Company false    
Entity File Number 001-38025    
Entity Public Float     $ 92,974,894
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 81-1847117    
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    
Entity Interactive Data Current Yes    
Document Annual Report true    
Document Transition Report false    
Documents Incorporated by Reference

Certain information required to be disclosed in Part III of this report is incorporated by reference from the registrant’s definitive proxy statement or an amendment to this report, which will be filed with the SEC not later than 120 days after the end of the fiscal year covered by this report.

Common Class A [Member]      
Document Information [Line Items]      
Entity Common Stock, Shares Outstanding   62,857,624  
Title of each class CLASS A COMMON SHARES $0.0001, par value    
Trading Symbol USWS    
Name of each exchange on which registered NASDAQ    
Common Class B [Member]      
Document Information [Line Items]      
Entity Common Stock, Shares Outstanding   5,500,692  
Warrants [Member]      
Document Information [Line Items]      
Title of each class WARRANTS    
Trading Symbol USWSW    
Name of each exchange on which registered NASDAQ