Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 29, 2019	Jun. 30, 2018	Jun. 29, 2019	Jun. 30, 2018
Income Statement [Abstract]
Net sales	$ 2,584,485	$ 2,577,014	$ 5,026,975	$ 4,989,216
Cost of sales	1,847,867	1,810,459	3,665,430	3,517,969
Gross profit	736,618	766,555	1,361,545	1,471,247
Selling, general and administrative expenses	469,758	440,248	929,355	876,541
Operating income	266,860	326,307	432,190	594,706
Interest expense	10,521	7,863	20,994	15,391
Other expense (income), net	(3,048)	2,090	(6,784)	6,088
Earnings before income taxes	259,387	316,354	417,980	573,227
Income tax expense	56,733	118,809	93,751	166,441
Net earnings including noncontrolling interests	202,654	197,545	324,229	406,786
Net income attributable to noncontrolling interests	213	959	203	1,434
Net earnings attributable to Mohawk Industries, Inc.	$ 202,441	$ 196,586	$ 324,026	$ 405,352
Basic earnings per share attributable to Mohawk Industries, Inc.
Basic earnings per share attributable to Mohawk Industries, Inc. (in usd per share)	$ 2.80	$ 2.64	$ 4.50	$ 5.44
Weighted-average common shares outstanding-basic (in shares)	72,402	74,597	71,970	74,525
Diluted earnings per share attributable to Mohawk Industries, Inc.
Diluted earnings per share attributable to Mohawk Industries, Inc. (in usd per share)	$ 2.79	$ 2.62	$ 4.48	$ 5.41
Weighted-average common shares outstanding-diluted (in shares)	72,680	74,937	72,250	74,928