Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Statement of Comprehensive Income [Abstract]
Net earnings including noncontrolling interests	$ 515,727	$ 744,571	$ 864,855
Other comprehensive income (loss):
Foreign currency translation adjustments	72,956	28,996	(237,339)
Pension prior service cost and actuarial loss (gain), net of tax	(2,174)	(3,210)	1,094
Other comprehensive income (loss)	70,782	25,786	(236,245)
Comprehensive income	586,509	770,357	628,610
Comprehensive income (loss) attributable to noncontrolling interests	235	360	(13)
Comprehensive income attributable to Mohawk Industries, Inc.	$ 586,274	$ 769,997	$ 628,623