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
	Mar. 31, 2025	Mar. 31, 2024
Numerator
Net income (loss) attributable to RE/MAX Holdings, Inc.	$ (1,958)	$ (3,353)
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	19,292,210	18,481,848
Denominator for diluted net income (loss) per share of Class A common stock
Weighted average shares of Class A common stock outstanding	19,292,210	18,481,848
Weighted average shares of Class A common stock outstanding, diluted	19,292,210	18,481,848
Net income (loss) attributable to RE/MAX Holdings, Inc. per share of Class A common stock
Basic	$ (0.1)	$ (0.18)
Diluted	$ (0.1)	$ (0.18)