Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 28, 2019	Sep. 29, 2018	Sep. 28, 2019	Sep. 29, 2018
Income Statement [Abstract]
Net sales	$ 2,519,185	$ 2,545,800	$ 7,546,160	$ 7,535,016
Cost of sales	1,827,494	1,825,367	5,492,924	5,343,336
Gross profit	691,691	720,433	2,053,236	2,191,680
Selling, general and administrative expenses	451,471	433,189	1,380,826	1,309,730
Operating income	240,220	287,244	672,410	881,950
Interest expense	9,316	9,025	30,310	24,416
Other expense, net	52,713	706	45,929	6,794
Earnings before income taxes	178,191	277,513	596,171	850,740
Income tax expense	22,522	49,487	116,273	215,928
Net earnings including noncontrolling interests	155,669	228,026	479,898	634,812
Net income attributable to noncontrolling interests	151	1,013	354	2,447
Net earnings attributable to Mohawk Industries, Inc.	$ 155,518	$ 227,013	$ 479,544	$ 632,365
Basic earnings per share attributable to Mohawk Industries, Inc.
Basic earnings per share attributable to Mohawk Industries, Inc. (in usd per share)	$ 2.16	$ 3.03	$ 6.63	$ 8.46
Weighted-average common shares outstanding-basic (in shares)	72,106	74,603	72,302	74,599
Diluted earnings per share attributable to Mohawk Industries, Inc.
Diluted earnings per share attributable to Mohawk Industries, Inc. (in usd per share)	$ 2.15	$ 3.02	$ 6.61	$ 8.42
Weighted-average common shares outstanding-diluted (in shares)	72,392	74,945	72,578	74,977