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Non-controlling Interest - Ownership of common units in RMCO (Details) - RMCO, LLC - shares
Mar. 31, 2017
Dec. 31, 2016
Shares [Abstract]    
Non-controlling unitholders ownership of common units in RMCO 12,559,600 12,559,600
RE/MAX Holdings, Inc. outstanding Class A common stock (equal to RE/MAX Holdings, Inc. common units 17,683,429 17,652,548
Total number of common stock units 30,243,029 30,212,148
Ownership Percentage [Abstract]    
Non-controlling unitholders ownership of common units in RMCO as a percentage 41.53% 41.57%
RE/MAX Holdings, Inc. outstanding Class A common stock (equal to RE/MAX Holdings, Inc. common units 58.47% 58.43%
Total percentage of common stock units 100.00% 100.00%