Acquisitions (Pro Forma Results) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Jun. 28, 2014	Jun. 29, 2013
Business Combinations [Abstract]
Net sales, as reported	$ 2,048,247	$ 1,976,299	$ 3,861,342	$ 3,463,114
Net sales, pro forma	2,048,247	1,976,299	3,861,342	3,725,595
Net earnings from continuing operations attributable to Mohawk Industries, Inc, As Reported	152,750	85,933	233,831	136,428
Net earnings from continuing operations attributable to Mohawk Industries, Inc, Pro Forma	$ 152,750	$ 100,741	$ 233,831	$ 159,150
Basic earnings per share from continuing operations attributable to Mohawk Industries, Inc, (in usd per share)	$ 2.10	$ 1.19	$ 3.21	$ 1.92
Basic earnings per share from continuing operations attributable to Mohawk Industries, Inc; Pro Forma (in usd per share)	$ 2.10	$ 1.39	$ 3.21	$ 2.20
Diluted earnings per share from continuing operations attributable to Mohawk Industries, Inc. (in usd per share)	$ 2.08	$ 1.18	$ 3.19	$ 1.91
Diluted earnings per share from continuing operations attributable to Mohawk Industries, Inc; Pro Forma (in usd per share)	$ 2.08	$ 1.38	$ 3.19	$ 2.18