Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2018	Apr. 01, 2017
Income Statement [Abstract]
Net sales	$ 2,412,202	$ 2,220,645
Cost of sales	1,707,510	1,540,292
Gross profit	704,692	680,353
Selling, general and administrative expenses	436,293	405,569
Operating income	268,399	274,784
Interest expense	7,528	8,202
Other expense (income), net	3,998	(2,832)
Earnings before income taxes	256,873	269,414
Income tax expense	47,632	68,358
Net earnings including noncontrolling interests	209,241	201,056
Net income attributable to noncontrolling interests	475	502
Net earnings attributable to Mohawk Industries, Inc.	$ 208,766	$ 200,554
Basic earnings per share attributable to Mohawk Industries, Inc.
Basic earnings per share attributable to Mohawk Industries, Inc. (in usd per share)	$ 2.80	$ 2.70
Weighted-average common shares outstanding-basic (in shares)	74,453	74,212
Diluted earnings per share attributable to Mohawk Industries, Inc.
Diluted earnings per share attributable to Mohawk Industries, Inc. (in usd per share)	$ 2.78	$ 2.68
Weighted-average common shares outstanding-diluted (in shares)	74,929	74,754