Document and Entity Information - shares	9 Months Ended
	Sep. 30, 2018	Nov. 15, 2018
Document And Entity Information
Entity Registrant Name	Unico American Corporation
Entity Central Index Key	0000100716
Document Type	10-Q/A
Document Period End Date	Sep. 30, 2018
Amendment Flag	true
Current Fiscal Year End Date	--12-31
Is Entity's Reporting Status Current?	Yes
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		5,307,103
Document Fiscal Period Focus	Q3
Document Fiscal Year Focus	2018
Amendment Description	Adding XBRL