Document and Entity Information	9 Months Ended
	Sep. 30, 2014	Oct. 27, 2014
Document Documentand Entity Information [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Sep. 30, 2014
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	Q3
Entity Registrant Name	BASIC ENERGY SERVICES INC
Entity Central Index Key	0001109189
Current Fiscal Year End Date	--12-31
Entity Filer Category	Accelerated Filer
Entity Common Stock, Shares Outstanding		43,183,490
Amendment Flag	false