BUSINESS COMBINATIONS - Unaudited Pro Forma Results (Details) - AV Homes, Inc. - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Unaudited Pro Forma Results
Total revenues	$ 1,105,105	$ 1,233,556	$ 3,295,623	$ 3,322,285
Net income before allocation to non-controlling interests	67,036	94,555	200,205	202,035
Net income available to TMHC - Basic	67,012	93,682	199,994	197,216
Loss fully attributable to public holding company	0	100	0	349
Net income - Diluted	$ 67,012	$ 94,496	$ 199,994	$ 201,956
Weighted average shares - Basic (in shares)	105,472	120,520	107,389	121,440
Weighted average shares - Diluted (in shares)	106,852	122,564	108,599	125,369
Earnings per share - Basic (in USD per share)	$ 0.64	$ 0.78	$ 1.86	$ 1.62
Earnings per share - Diluted (in USD per share)	$ 0.63	$ 0.77	$ 1.84	$ 1.61
Corporate Joint Venture
Unaudited Pro Forma Results
Net income attributable to non-controlling interests	$ (24)	$ (159)	$ (211)	$ (428)
Former Principal Equityholders
Unaudited Pro Forma Results
Net income attributable to non-controlling interests	$ 0	$ (714)	$ 0	$ (4,391)