Segment Reporting (Details) $ in Millions	3 Months Ended
	Apr. 04, 2026 USD ($) segment	Mar. 29, 2025 USD ($)	Dec. 31, 2025 USD ($)
Segment Reporting [Abstract]
Number of reportable segments | segment	3
Segment Reporting Information [Line Items]
Assets	$ 13,791.1		$ 13,687.3
Net sales	2,728.7	$ 2,525.8
Cost of sales	2,086.8	1,942.5
Selling, general and administrative expenses	530.1	487.3
Operating income (loss)	111.8	96.0
General Corporate expense	13.7	13.8
Other (income) and expense, net	1.2	(0.5)
Interest expense	2.4	6.4
Earnings (loss) before income taxes	108.2	90.1
Depreciation and amortization	181.8	150.4
Capital expenditures (excluding acquisitions)	102.3	89.1
Ceramic & Stone
Segment Reporting Information [Line Items]
Net sales	1,081.5	976.0
Carpet & Resilient
Segment Reporting Information [Line Items]
Net sales	898.2	888.3
Laminate & Wood
Segment Reporting Information [Line Items]
Net sales	448.4	391.7
Other
Segment Reporting Information [Line Items]
Net sales	300.6	269.8
United States
Segment Reporting Information [Line Items]
Net sales	1,440.3	1,380.3
Europe
Segment Reporting Information [Line Items]
Net sales	889.0	774.2
Latin America
Segment Reporting Information [Line Items]
Net sales	184.5	162.7
Other
Segment Reporting Information [Line Items]
Net sales	214.9	208.6
Operating Segments
Segment Reporting Information [Line Items]
Cost of sales	2,086.8	1,942.5
Operating income (loss)	125.5	109.8
Operating Segments | Global Ceramic
Segment Reporting Information [Line Items]
Assets	5,248.7		5,155.0
Net sales	1,097.4	993.8
Cost of sales	806.3	733.9
Selling, general and administrative expenses	239.7	218.0
Operating income (loss)	51.2	41.8
Depreciation and amortization	54.9	53.6
Capital expenditures (excluding acquisitions)	38.6	31.9
Operating Segments | Global Ceramic | Ceramic & Stone
Segment Reporting Information [Line Items]
Net sales	1,081.5	976.0
Operating Segments | Global Ceramic | Carpet & Resilient
Segment Reporting Information [Line Items]
Net sales	15.9	17.8
Operating Segments | Global Ceramic | Laminate & Wood
Segment Reporting Information [Line Items]
Net sales	0.0	0.0
Operating Segments | Global Ceramic | Other
Segment Reporting Information [Line Items]
Net sales	0.0	0.0
Operating Segments | Global Ceramic | United States
Segment Reporting Information [Line Items]
Net sales	582.3	542.8
Operating Segments | Global Ceramic | Europe
Segment Reporting Information [Line Items]
Net sales	298.7	254.2
Operating Segments | Global Ceramic | Latin America
Segment Reporting Information [Line Items]
Net sales	171.9	153.5
Operating Segments | Flooring NA
Segment Reporting Information [Line Items]
Assets	3,835.5		3,832.6
Net sales	880.0	862.4
Cost of sales	708.6	691.9
Selling, general and administrative expenses	167.5	161.2
Operating income (loss)	3.8	9.3
Depreciation and amortization	81.4	56.3
Capital expenditures (excluding acquisitions)	31.9	34.0
Operating Segments | Flooring NA | Ceramic & Stone
Segment Reporting Information [Line Items]
Net sales	0.0	0.0
Operating Segments | Flooring NA | Carpet & Resilient
Segment Reporting Information [Line Items]
Net sales	676.5	677.4
Operating Segments | Flooring NA | Laminate & Wood
Segment Reporting Information [Line Items]
Net sales	203.5	185.0
Operating Segments | Flooring NA | Other
Segment Reporting Information [Line Items]
Net sales	0.0	0.0
Operating Segments | Flooring NA | United States
Segment Reporting Information [Line Items]
Net sales	853.7	835.5
Operating Segments | Flooring NA | Europe
Segment Reporting Information [Line Items]
Net sales	1.2	0.4
Operating Segments | Flooring NA | Latin America
Segment Reporting Information [Line Items]
Net sales	1.7	0.7
Operating Segments | Flooring ROW
Segment Reporting Information [Line Items]
Assets	3,972.1		3,989.2
Net sales	751.3	669.6
Cost of sales	571.9	516.7
Selling, general and administrative expenses	108.8	94.0
Operating income (loss)	70.5	58.7
Depreciation and amortization	44.5	38.7
Capital expenditures (excluding acquisitions)	29.6	23.2
Operating Segments | Flooring ROW | Ceramic & Stone
Segment Reporting Information [Line Items]
Net sales	0.0	0.0
Operating Segments | Flooring ROW | Carpet & Resilient
Segment Reporting Information [Line Items]
Net sales	205.8	193.1
Operating Segments | Flooring ROW | Laminate & Wood
Segment Reporting Information [Line Items]
Net sales	244.9	206.7
Operating Segments | Flooring ROW | Other
Segment Reporting Information [Line Items]
Net sales	300.6	269.8
Operating Segments | Flooring ROW | United States
Segment Reporting Information [Line Items]
Net sales	4.3	2.0
Operating Segments | Flooring ROW | Europe
Segment Reporting Information [Line Items]
Net sales	589.1	519.6
Operating Segments | Flooring ROW | Latin America
Segment Reporting Information [Line Items]
Net sales	10.9	8.5
Corporate and intersegment eliminations
Segment Reporting Information [Line Items]
Assets	734.8		$ 710.5
Selling, general and administrative expenses	14.1	14.1
Depreciation and amortization	1.0	1.8
Capital expenditures (excluding acquisitions)	$ 2.2	$ 0.0