Document and Entity Information	3 Months Ended
	Mar. 31, 2015	May 01, 2015
Document And Entity Information [Abstract]
Document type	10-Q
Document period end date	Mar. 31, 2015
Amendment flag	false
Document Fiscal Period Focus	Q1
Document Fiscal Year Focus	2015
Current fiscal year end date	--12-31
Entity central index key	0001112412
Entity filer category	Accelerated Filer
Entity registrant name	Endeavour International Corporation
Entity Common Stock, Shares Outstanding		52,800,000