Earnings (Loss) Per Share and Dividends - Reconciliation of the numerator and denominator used in basic and diluted EPS calculations (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Numerator
Net income (loss) attributable to RE/MAX Holdings, Inc.	$ (69,022)	$ 6,110	$ (15,616)
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	18,111,409	18,678,774	18,690,442
Denominator for diluted net income (loss) per share of Class A common stock
Weighted average shares of Class A common stock outstanding	18,111,409	18,678,774	18,690,442
Add dilutive effect of the following:
Weighted average shares of Class A common stock outstanding, diluted	18,111,409	18,844,696	18,690,442
Net income (loss) attributable to RE/MAX Holdings, Inc. per share of Class A common stock
Net income (loss) attributable to RE/MAX Holdings, Inc. per share of Class A common stock, basic	$ (3.81)	$ 0.33	$ (0.84)
Net income (loss) attributable to RE/MAX Holdings, Inc. per share of Class A common stock, diluted	$ (3.81)	$ 0.32	$ (0.84)
Restricted Stock Units (RSUs)
Add dilutive effect of the following:
Restricted stock and restricted stock units		165,922