Document and Entity Information	6 Months Ended
	Jun. 30, 2012
Document and Entity Information
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Jun. 30, 2012
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q2
Entity Registrant Name	Atlas America Public #14-2005 (A) L.P.
Entity Central Index Key	0001336339
Current Fiscal Year End Date	--12-31
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding	6,982.05