Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 02, 2021	Sep. 26, 2020	Oct. 02, 2021	Sep. 26, 2020
Earnings Per Share [Abstract]
Net earnings attributable to Mohawk Industries, Inc.	$ 270,978	$ 205,117	$ 844,070	$ 267,374
Weighted-average common shares outstanding-basic and diluted:
Weighted-average common shares outstanding-basic (in shares)	68,541	71,197	69,389	71,190
Add weighted-average dilutive potential common shares-options to purchase common shares and RSUs, net (in shares)	323	181	294	172
Weighted-average common shares outstanding-diluted (in shares)	68,864	71,378	69,683	71,362
Earnings per share attributable to Mohawk Industries, Inc.
Basic (in usd per share)	$ 3.95	$ 2.88	$ 12.16	$ 3.76
Diluted (in usd per share)	$ 3.93	$ 2.87	$ 12.11	$ 3.75