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Revenue Recognition - Summary of Revenues Disaggregated by End Market and Product (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017
Disaggregation of Revenue [Line Items] |  |  |  |
Net revenues | $ 332,584 | $ 282,196 | $ 634,312 | $ 537,865
Revenue [Member] | Customer Concentration Risk [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Percentage of Net revenues | 100.00% | 100.00% | 100.00% | 100.00%
Insulation [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net revenues | $ 218,493 | $ 189,967 | $ 420,768 | $ 365,590
Insulation [Member] | Revenue [Member] | Customer Concentration Risk [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Percentage of Net revenues | 66.00% | 67.00% | 67.00% | 68.00%
Waterproofing [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net revenues | $ 24,892 | $ 22,119 | $ 47,498 | $ 43,124
Waterproofing [Member] | Revenue [Member] | Customer Concentration Risk [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Percentage of Net revenues | 7.00% | 8.00% | 7.00% | 8.00%
Shower Doors, Shelving and Mirrors [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net revenues | $ 22,773 | $ 18,373 | $ 43,032 | $ 31,258
Shower Doors, Shelving and Mirrors [Member] | Revenue [Member] | Customer Concentration Risk [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Percentage of Net revenues | 7.00% | 6.00% | 7.00% | 6.00%
Garage Doors [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net revenues | $ 19,326 | $ 15,176 | $ 34,792 | $ 29,464
Garage Doors [Member] | Revenue [Member] | Customer Concentration Risk [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Percentage of Net revenues | 6.00% | 5.00% | 5.00% | 5.00%
Rain Gutters [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net revenues | $ 10,608 | $ 10,188 | $ 19,266 | $ 18,630
Rain Gutters [Member] | Revenue [Member] | Customer Concentration Risk [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Percentage of Net revenues | 3.00% | 4.00% | 3.00% | 3.00%
Blinds [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net revenues | $ 8,079 | $ 1,890 | $ 13,385 | $ 3,274
Blinds [Member] | Revenue [Member] | Customer Concentration Risk [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Percentage of Net revenues | 2.00% | 1.00% | 2.00% | 1.00%
Other Building Products [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net revenues | $ 28,413 | $ 24,483 | $ 55,571 | $ 46,525
Other Building Products [Member] | Revenue [Member] | Customer Concentration Risk [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Percentage of Net revenues | 9.00% | 9.00% | 9.00% | 9.00%
Residential New Construction [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net revenues | $ 257,904 | $ 216,866 | $ 487,546 | $ 409,388
Residential New Construction [Member] | Revenue [Member] | Customer Concentration Risk [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Percentage of Net revenues | 77.00% | 77.00% | 77.00% | 76.00%
Repair and Remodel[Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net revenues | $ 21,873 | $ 18,006 | $ 42,345 | $ 34,875
Repair and Remodel[Member] | Revenue [Member] | Customer Concentration Risk [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Percentage of Net revenues | 7.00% | 6.00% | 7.00% | 7.00%
Commercial [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Net revenues | $ 52,807 | $ 47,324 | $ 104,421 | $ 93,602
Commercial [Member] | Revenue [Member] | Customer Concentration Risk [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Percentage of Net revenues | 16.00% | 17.00% | 16.00% | 17.00%

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