Document and Entity Information - shares	6 Months Ended
	Jun. 30, 2017	Jul. 31, 2017
Document And Entity Information [Line Items]
Entity Registrant Name	RE/MAX Holdings, Inc.
Entity Central Index Key	0001581091
Document Period End Date	Jun. 30, 2017
Current Fiscal Year End Date	--12-31
Document Type	10-Q
Document Fiscal Year Focus	2017
Document Fiscal Period Focus	Q2
Amendment Flag	false
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Common Class A
Document And Entity Information [Line Items]
Entity Common Stock, Shares Outstanding		17,696,991
Common Class B
Document And Entity Information [Line Items]
Entity Common Stock, Shares Outstanding		1