Document and Entity Information (USD $)	9 Months Ended
	Sep. 30, 2012	Nov. 14, 2012
Document and Entity Information
Entity Registrant Name	ALCO, INC.
Document Type	10-Q
Document Period End Date	Sep. 30, 2012
Amendment Flag	false
Entity Central Index Key	0000734543
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding		10,342,000
Entity Public Float		$ 0
Entity Filer Category	Smaller Reporting Company
Entity Current Reporting Status	No
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q3