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Revenue Recognition - Schedule of Revenues Disaggregated by End Market and Product (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 2,970.8 | $ 2,941.3 | $ 2,778.6
Revenue from Contract with Customer Benchmark | Customer Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 100.00% | 100.00% | 100.00%
Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 100.00% | 100.00% | 100.00%
Net revenues, Installation |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 2,763.6 | $ 2,761.9 | $ 2,605.6
Net revenues, Installation | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 93.00% | 94.00% | 94.00%
Insulation |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 1,708.9 | $ 1,767.7 | $ 1,666.0
Insulation | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 58.00% | 60.00% | 60.00%
Shower doors, shelving and mirrors |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 218.8 | $ 209.9 | $ 191.5
Shower doors, shelving and mirrors | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 7.00% | 7.00% | 7.00%
Garage doors |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 172.9 | $ 176.1 | $ 168.5
Garage doors | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 6.00% | 6.00% | 6.00%
Waterproofing |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 160.7 | $ 142.2 | $ 133.3
Waterproofing | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 5.00% | 5.00% | 5.00%
Rain gutters |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 124.9 | $ 126.4 | $ 119.0
Rain gutters | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 4.00% | 4.00% | 4.00%
Fireproofing/firestopping |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 116.6 | $ 86.3 | $ 73.7
Fireproofing/firestopping | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 4.00% | 3.00% | 3.00%
Window blinds |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 76.6 | $ 75.8 | $ 65.2
Window blinds | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 3.00% | 3.00% | 2.00%
Other building products |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 184.2 | $ 177.5 | $ 188.4
Other building products | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 6.00% | 6.00% | 7.00%
Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 207.2 | $ 179.4 | $ 173.0
Other | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 7.00% | 6.00% | 6.00%
Net revenue, Installation |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 2,763.6 | $ 2,761.9 | $ 2,605.6
Net revenue, Installation | Revenue from Contract with Customer Benchmark | Customer Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 93.00% | 94.00% | 94.00%
Residential new construction |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 2,072.1 | $ 2,127.3 | $ 1,999.4
Residential new construction | Revenue from Contract with Customer Benchmark | Customer Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 70.00% | 72.00% | 72.00%
Repair and remodel |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 179.4 | $ 174.0 | $ 159.0
Repair and remodel | Revenue from Contract with Customer Benchmark | Customer Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 6.00% | 6.00% | 6.00%
Commercial |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 512.1 | $ 460.6 | $ 447.2
Commercial | Revenue from Contract with Customer Benchmark | Customer Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 17.00% | 16.00% | 16.00%
Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net revenue | $ 207.2 | $ 179.4 | $ 173.0
Other | Revenue from Contract with Customer Benchmark | Customer Concentration Risk |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Customer risk (as a percent) | 7.00% | 6.00% | 6.00%

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