Description Of Business (Details) (USD $)	12 Months Ended
Description Of Business (Details) (USD $)	Dec. 31, 2013
Limited Partners' Capital Account [Line Items]
Date of formation of LLC	Feb. 21, 2012
Senior Secured Notes [Member]
Limited Partners' Capital Account [Line Items]
Interest rate for senior notes	14.50%
14.50% Senior Secured Notes due 2017 [Member]
Limited Partners' Capital Account [Line Items]
Interest rate for senior notes	14.50%
14.50% Senior Secured Notes due 2017 [Member] \| Senior Secured Notes [Member]
Limited Partners' Capital Account [Line Items]
Principal amount per unit	$ 1,000
Interest rate for senior notes	14.50%
Series A [Member] \| ORB [Member]
Limited Partners' Capital Account [Line Items]
Units issued	600,000
Series B [Member] \| ORB [Member]
Limited Partners' Capital Account [Line Items]
Units issued	600,000
Series C [Member] \| USWS, Inc. [Member]
Limited Partners' Capital Account [Line Items]
Units issued	167,500
Series A and B [Member] \| ORB [Member]
Limited Partners' Capital Account [Line Items]
Equity investment	$ 30,000,000
USW Financing Corp. [Member] \| 14.50% Senior Secured Notes due 2017 [Member]
Limited Partners' Capital Account [Line Items]
Units issued inclusive of warrants and debt	85,000

U.S. Well Services, LLC 10-K