Acquisitions (Pro Forma Results) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 27, 2014	Sep. 28, 2013
Business Combinations [Abstract]
Net sales, as reported	$ 1,990,658	$ 1,961,536	$ 5,852,000	$ 5,424,650
Net sales, pro forma	1,990,658	1,961,536	5,852,000	5,687,131
Net earnings from continuing operations attributable to Mohawk Industries, Inc, As Reported	151,266	119,621	385,097	256,049
Net earnings from continuing operations attributable to Mohawk Industries, Inc, Pro Forma	$ 151,266	$ 129,532	$ 385,097	$ 288,682
Basic earnings per share from continuing operations attributable to Mohawk Industries, Inc, (in usd per share)	$ 2.08	$ 1.65	$ 5.29	$ 3.59
Basic earnings per share from continuing operations attributable to Mohawk Industries, Inc; Pro Forma (in usd per share)	$ 2.08	$ 1.78	$ 5.29	$ 3.99
Diluted earnings per share from continuing operations attributable to Mohawk Industries, Inc. (in usd per share)	$ 2.06	$ 1.64	$ 5.25	$ 3.56
Diluted earnings per share from continuing operations attributable to Mohawk Industries, Inc; Pro Forma (in usd per share)	$ 2.06	$ 1.77	$ 5.25	$ 3.96