Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 03, 2021	Mar. 28, 2020
Income Statement [Abstract]
Net sales	$ 2,669,026	$ 2,285,763
Cost of sales	1,877,257	1,669,323
Gross profit	791,769	616,440
Selling, general and administrative expenses	474,254	464,957
Operating income	317,515	151,483
Interest expense	15,241	8,671
Other expense (income) net	(2,227)	5,679
Earnings before income taxes	304,501	137,133
Income tax expense	67,690	26,668
Net earnings including noncontrolling interests	236,811	110,465
Net earnings (loss) attributable to noncontrolling interests	4	(49)
Net earnings attributable to Mohawk Industries, Inc.	$ 236,807	$ 110,514
Basic earnings per share attributable to Mohawk Industries, Inc.
Basic earnings per share attributable to Mohawk Industries, Inc. (in usd per share)	$ 3.37	$ 1.54
Weighted-average common shares outstanding-basic (in shares)	70,179	71,547
Diluted earnings per share attributable to Mohawk Industries, Inc.
Diluted earnings per share attributable to Mohawk Industries, Inc. (in usd per share)	$ 3.36	$ 1.54
Weighted-average common shares outstanding-diluted (in shares)	70,474	71,777