Earnings Per Share, Dividends and Repurchases - Reconciliation of the numerator and denominator used in basic and diluted EPS calculations (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Numerator
Net income (loss) attributable to RE/MAX Holdings, Inc.	$ 5,829	$ 5,261	$ 7,280	$ 6,424
Common Class A
Denominator for basic net income (loss) per share of Class A common stock
Weighted average shares of Class A common stock outstanding	18,997,397	18,719,477	18,965,911	18,608,005
Denominator for diluted net income (loss) per share of Class A common stock
Weighted average shares of Class A common stock outstanding	18,997,397	18,719,477	18,965,911	18,608,005
Add dilutive effect of the following:
Weighted average shares of Class A common stock outstanding, diluted	19,153,349	18,941,343	19,182,477	18,904,036
Earnings (loss) per share of Class A common stock
Net income (loss) attributable to RE/MAX Holdings, Inc. per share of Class A common stock, basic	$ 0.31	$ 0.28	$ 0.38	$ 0.35
Net income (loss) attributable to RE/MAX Holdings, Inc. per share of Class A common stock, diluted	$ 0.30	$ 0.28	$ 0.38	$ 0.34
Restricted Stock Units (RSUs)
Add dilutive effect of the following:
Restricted stock	155,952	221,866	216,566	296,031