Quarterly Financial Information - Schedule of Quarterly Financial Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended										12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Dec. 31, 2013	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Quarterly Financial Information [Abstract]
Total revenue	$ 43,274	$ 45,110	$ 44,277	$ 44,207	$ 42,565	$ 44,240	$ 42,299	$ 41,880			$ 176,868	$ 170,984	$ 158,862
Total operating expenses	26,410	24,498	22,921	28,884	30,312	24,326	23,287	29,224			102,713	107,149	111,782
Operating income	16,864	20,612	21,356	15,323	12,253	19,914	19,012	12,656			74,155	63,835	47,080
Total other expenses, net	(2,747)	(2,142)	(1,841)	(4,045)	(2,818)	(2,743)	(1,374)	(2,973)			(10,775)	(9,908)	(15,984)
Income before provision for income taxes	14,117	18,470	19,515	11,278	9,435	17,171	17,638	9,683			63,380	53,927	31,096
Provision for income taxes	(3,148)	(3,277)	(3,457)	(2,148)	(1,818)	(3,116)	(3,129)	(1,885)		$ (1,071)	(12,030)	(9,948)	(2,844)
Net income (loss)	10,969	15,193	16,058	9,130	7,617	14,055	14,509	7,798	$ 4,976		51,350	43,979	28,252
Less: net income attributable to non-controlling interest	6,923	10,396	11,088	6,379	5,241	9,780	10,132	5,390			(34,695)	(30,543)	$ (26,746)
Net income attributable to RE/MAX Holdings, Inc.	$ 4,046	$ 4,797	$ 4,970	$ 2,751	$ 2,376	$ 4,275	$ 4,377	$ 2,408		$ 1,506	$ 16,655	$ 13,436
Net income attributable to RE/MAX Holdings, Inc. per share
Basic	$ 0.28	$ 0.39	$ 0.41	$ 0.23	$ 0.20	$ 0.37	$ 0.38	$ 0.21		$ 0.13	$ 1.31	$ 1.16	$ 0.13
Diluted	$ 0.28	$ 0.39	$ 0.40	$ 0.22	$ 0.19	$ 0.35	$ 0.36	$ 0.20		$ 0.12	$ 1.30	$ 1.10	$ 0.12
Weighted average shares outstanding
Basic	14,283,839	12,333,690	12,225,678	11,817,605	11,662,874	11,579,669	11,593,885	11,607,971		11,607,971	12,671,051	11,611,164	11,607,971
Diluted	14,351,911	12,420,748	12,399,527	12,293,505	12,259,440	12,229,010	12,230,014	12,254,474		12,234,905	12,829,214	12,241,977	12,234,905