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Revenue Recognition (Tables) | 12 Months Ended
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Dec. 31, 2019
Revenue from Contract with Customer [Abstract] |
Summary of Revenues Disaggregated by End Market and Product | The following tables present our revenues disaggregated by end market and product (in thousands):
|  | Year ended December 31, |
|  | 2019 |  |  |  |  |  | 2018 |  |  |  |
Residential new construction |  | $ | 1,138,475 |  |  |  | 75 | % |  | $ | 1,026,473 |  |  |  | 77 | %
Repair and remodel |  |  | 98,771 |  |  |  | 7 | % |  |  | 89,977 |  |  |  | 7 | %
Commercial |  |  | 274,383 |  |  |  | 18 | % |  |  | 219,982 |  |  |  | 16 | %
Net revenues |  | $ | 1,511,629 |  |  |  | 100 | % |  | $ | 1,336,432 |  |  |  | 100 | %
|  | Year ended December 31, |
|  | 2019 |  |  |  |  |  | 2018 |  |  |  |
Insulation |  | $ | 970,070 |  |  |  | 64 | % |  | $ | 876,118 |  |  |  | 66 | %
Waterproofing |  |  | 112,075 |  |  |  | 7 | % |  |  | 97,683 |  |  |  | 7 | %
Shower doors, shelving and mirrors |  |  | 105,745 |  |  |  | 7 | % |  |  | 90,352 |  |  |  | 7 | %
Garage doors |  |  | 89,959 |  |  |  | 6 | % |  |  | 79,539 |  |  |  | 6 | %
Rain gutters |  |  | 49,788 |  |  |  | 3 | % |  |  | 44,203 |  |  |  | 3 | %
Window blinds |  |  | 41,641 |  |  |  | 3 | % |  |  | 28,981 |  |  |  | 2 | %
Other building products |  |  | 142,351 |  |  |  | 10 | % |  |  | 119,556 |  |  |  | 9 | %
Net revenues |  | $ | 1,511,629 |  |  |  | 100 | % |  | $ | 1,336,432 |  |  |  | 100 | %
Summary of Assets and Liabilities Related to Uncompleted Contracts and Customer Deposits | Contract assets and liabilities related to our uncompleted contracts and customer deposits were as follows (in thousands):
|  | As of December 31, |
|  | 2019 |  |  | 2018 |
Contract assets |  | $ | 22,138 |  |  | $ | 15,092 |
Contract liabilities |  |  | (8,888 | ) |  |  | (7,468 | )
Schedule of Cost and Estimated Earnings on Uncompleted Contracts | Uncompleted contracts were as follows (in thousands):
|  | As of December 31, |
|  | 2019 |  |  | 2018 |
Costs incurred on uncompleted contracts |  | $ | 110,818 |  |  | $ | 114,826 |
Estimated earnings |  |  | 61,185 |  |  |  | 58,952 |
Total |  |  | 172,003 |  |  |  | 173,778 |
Less: Billings to date |  |  | 155,599 |  |  |  | 163,112 |
Net under billings |  | $ | 16,404 |  |  | $ | 10,666 |
Schedule of Net Under Billings | Net under billings were as follows (in thousands):
|  | As of December 31, |
|  | 2019 |  |  | 2018 |
Costs and estimated earnings in excess of billings on uncompleted contracts (contract assets) |  | $ | 22,138 |  |  | $ | 15,092 |
Billings in excess of costs and estimated earnings on uncompleted contracts (contract liabilities) |  |  | (5,734 | ) |  |  | (4,426 | )
Net under billings |  | $ | 16,404 |  |  | $ | 10,666 |

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