Document and Entity Information (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	May 09, 2014	Jun. 30, 2013
Document and Entity Information [Abstract]
Entity Registrant Name	Green Energy Management Services Holdings, Inc.
Entity Central Index Key	0001164552
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Document Type	10-K
Document Period End Date	Dec. 31, 2013
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	FY
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		64,189,569
Entity Public Float			$ 2.67
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes