Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 26, 2020	Sep. 28, 2019	Sep. 26, 2020	Sep. 28, 2019
Income Statement [Abstract]
Net sales	$ 2,574,870	$ 2,519,185	$ 6,910,433	$ 7,546,160
Cost of sales	1,868,671	1,827,494	5,217,827	5,492,924
Gross profit	706,199	691,691	1,692,606	2,053,236
Selling, general and administrative expenses	443,455	451,471	1,339,338	1,380,826
Operating income	262,744	240,220	353,268	672,410
Interest expense	14,854	9,316	36,481	30,310
Other expense (income) net	(726)	52,713	5,990	45,929
Earnings before income taxes	248,616	178,191	310,797	596,171
Income tax expense	43,163	22,522	43,467	116,273
Net earnings including noncontrolling interests	205,453	155,669	267,330	479,898
Net income (loss) attributable to noncontrolling interests	336	151	(44)	354
Net earnings attributable to Mohawk Industries, Inc.	$ 205,117	$ 155,518	$ 267,374	$ 479,544
Basic earnings per share attributable to Mohawk Industries, Inc.
Basic earnings per share attributable to Mohawk Industries, Inc. (in usd per share)	$ 2.88	$ 2.16	$ 3.76	$ 6.63
Weighted-average common shares outstanding-basic (in shares)	71,197	72,106	71,190	72,302
Diluted earnings per share attributable to Mohawk Industries, Inc.
Diluted earnings per share attributable to Mohawk Industries, Inc. (in usd per share)	$ 2.87	$ 2.15	$ 3.75	$ 6.61
Weighted-average common shares outstanding-diluted (in shares)	71,378	72,392	71,362	72,578