Goodwill and Intangible Assets - Schedule of Goodwill (Details) $ in Millions	9 Months Ended
	Sep. 27, 2025 USD ($)
Goodwill [Roll Forward]
Goodwill, net, beginning balance	$ 1,112.1
Currency translation	86.6
Goodwill, net, ending balance	1,198.7
Operating Segments
Goodwill [Roll Forward]
Impairment losses	2,886.7
Operating Segments \| Global Ceramic
Goodwill [Roll Forward]
Goodwill, net, beginning balance	0.0
Currency translation	0.0
Goodwill, net, ending balance	0.0
Impairment losses	1,644.7
Operating Segments \| Flooring NA
Goodwill [Roll Forward]
Goodwill, net, beginning balance	372.3
Currency translation	0.0
Goodwill, net, ending balance	372.3
Impairment losses	557.9
Operating Segments \| Flooring ROW
Goodwill [Roll Forward]
Goodwill, net, beginning balance	739.8
Currency translation	86.6
Goodwill, net, ending balance	826.4
Impairment losses	$ 684.1

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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+ Details

MOHAWK INDUSTRIES INC 10-Q