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Document and Entity Information	3 Months Ended
	Mar. 31, 2012	May 03, 2012
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Mar. 31, 2012
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q1
Trading Symbol	MLR
Entity Registrant Name	MILLER INDUSTRIES INC /TN/
Entity Central Index Key	0000924822
Current Fiscal Year End Date	--12-31
Entity Filer Category	Accelerated Filer
Entity Common Stock, Shares Outstanding		11,065,781

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