Earnings (loss) 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		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Numerator
Net income (loss) attributable to RE/MAX Holdings, Inc.	$ 140	$ (25,149)	$ 7,420	$ (18,725)
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	18,646,306	18,739,564	18,859,376	18,651,858
Denominator for diluted net income (loss) per share of Class A common stock
Weighted average shares of Class A common stock outstanding	18,646,306	18,739,564	18,859,376	18,651,858
Add dilutive effect of the following:
Weighted average shares of Class A common stock outstanding, diluted	18,876,863	18,739,564	19,080,605	18,651,858
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	$ 0.01	$ (1.34)	$ 0.39	$ (1.00)
Net income (loss) attributable to RE/MAX Holdings, Inc. per share of Class A common stock, diluted	$ 0.01	$ (1.34)	$ 0.39	$ (1.00)
Restricted Stock Units (RSUs)
Add dilutive effect of the following:
Restricted stock	230,557		221,229