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Summary of Significant Accounting Policies - Narrative (Details) | 12 Months Ended
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Dec. 29, 2024 USD ($) | Dec. 31, 2023 USD ($) | Jan. 01, 2023 USD ($)
Summary of Significant Accounting Policies [Line Items] |  |  |
Number of operating segments | 2 |  |
Number of reportable segments | 2 |  |
Payment terms for revenue from contract with customer (in days) | 60 days |  |
Warranty claims as a percent of revenue, maximum (percentage) | 0.50% | 0.50% | 0.50%
Installation projects completed in less than five days as a percent of total (percentage) | 85.00% |  |
Advertising expense | $ 39,200,000 | $ 34,600,000 | $ 31,300,000
Research and development expense | 15,100,000 | 17,000,000.0 | 19,100,000
Cash equivalents | 0 | 0 |
Short-term investments | 0 | 0 |
Interest paid | 22,800,000 | 28,800,000 | 25,100,000
Income taxes paid | 37,800,000 | 25,800,000 | 31,400,000
Proceeds from income tax refunds | 3,300,000 | 2,500,000 | 12,400,000
Depreciation expense | $ 34,300,000 | 35,900,000 | 36,300,000
Workmanship warranty period (in years) | 1 year |  |
Warranty and sales allowance reserves | $ 5,300,000 | 4,300,000 |
Foreign exchange translation gains (losses) | (23,727,000) | $ 19,185,000 | $ (38,334,000)
Unusual or Infrequent Item, or Both, Insurance Proceeds | 4,800,000 |  |
Insurance Recoveries | $ 800,000 |  |
Technology |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Estimated useful life (in years) | 7 years |  |
Buildings and Improvements | Minimum |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Estimated useful life (in years) | 10 years |  |
Buildings and Improvements | Maximum |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Estimated useful life (in years) | 40 years |  |
Equipment, Furniture and Fixtures | Minimum |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Estimated useful life (in years) | 3 years |  |
Equipment, Furniture and Fixtures | Maximum |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Estimated useful life (in years) | 12 years |  |
Computer Software | Minimum |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Estimated useful life (in years) | 3 years |  |
Computer Software | Maximum |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Estimated useful life (in years) | 6 years |  |
Weinheim Manufacturing Equipment | Maximum |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Estimated useful life (in years) | 25 years |  |
Leasehold Improvements | Minimum |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Estimated useful life (in years) | 3 years |  |
Leasehold Improvements | Maximum |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Estimated useful life (in years) | 12 years |  |
Revenue from the sale of flooring material |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Percent of revenue due to contracts with customers (percentage) | 97.00% | 98.00% | 97.00%
Revenue from installation of flooring material |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Percent of revenue due to contracts with customers (percentage) | 3.00% | 2.00% | 3.00%
Carpet Products | Minimum |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Product warranty period (in years) | 10 years |  |
Carpet Products | Maximum |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Product warranty period (in years) | 20 years |  |
Rubber and Luxury Vinyl Tile Products | Minimum |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Product warranty period (in years) | 5 years |  |
Rubber and Luxury Vinyl Tile Products | Maximum |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |
Product warranty period (in years) | 15 years |  |

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