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v3.19.2

Segment Information - Details of Segment Information (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2019 | Mar. 31, 2019 | Jun. 30, 2018 | Mar. 31, 2018 | Jun. 30, 2019 | Jun. 30, 2018 | Dec. 31, 2018
Segment Reporting Information [Line Items] |  |  |  |  |  |  |
Net sales | $ 206,453 |  | $ 206,692 |  | $ 386,024 | $ 377,899 |
Net income | 35,710 | $ 31,555 | 42,819 | $ 37,110 | 67,265 | 79,930 |
Depreciation and amortization |  |  |  |  | 6,857 | 9,363 |
Income tax expense | 12,030 |  | 14,413 |  | 19,730 | 24,828 |
Total assets | 536,198 |  |  |  | 536,198 |  | $ 465,122
Residential [Member] |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |
Net sales | 193,468 |  | 189,201 |  | 358,947 | 344,401 |
Commercial [Member] |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |
Net sales | 12,985 |  | 17,491 |  | 27,077 | 33,498 |
Operating Segments [Member] |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |
Net sales | 206,453 |  | 206,692 |  | 386,024 | 377,899 |
Net income | 35,710 |  | 42,819 |  | 67,265 | 79,930 |
EBITDA | 51,138 |  | 62,167 |  | 93,731 | 114,655 |
Depreciation and amortization | 3,399 |  | 4,566 |  | 6,793 | 9,299 |
Income tax expense | 12,030 |  | 14,413 |  | 19,730 | 24,828 |
Capital expenditures | 10,414 |  | 12,263 |  | 19,061 | 17,697 |
Total assets | 536,198 |  | 414,445 |  | 536,198 | 414,445 |
Operating Segments [Member] | Residential [Member] |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |
Net sales | 193,468 |  | 189,201 |  | 358,947 | 344,401 |
Net income | 35,223 |  | 42,115 |  | 66,478 | 79,694 |
EBITDA | 50,353 |  | 59,939 |  | 92,419 | 111,773 |
Depreciation and amortization | 3,258 |  | 3,277 |  | 6,525 | 6,731 |
Income tax expense | 11,866 |  | 14,178 |  | 19,466 | 24,750 |
Capital expenditures | 10,124 |  | 11,825 |  | 17,818 | 16,868 |
Total assets | 447,725 |  | 334,289 |  | 447,725 | 334,289 |
Operating Segments [Member] | Commercial [Member] |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |
Net sales | 12,985 |  | 17,491 |  | 27,077 | 33,498 |
Net income | 487 |  | 704 |  | 787 | 236 |
EBITDA | 785 |  | 2,228 |  | 1,312 | 2,882 |
Depreciation and amortization | 141 |  | 1,289 |  | 268 | 2,568 |
Income tax expense | 164 |  | 235 |  | 264 | 78 |
Capital expenditures | 290 |  | 438 |  | 1,243 | 829 |
Total assets | $ 88,473 |  | $ 80,156 |  | $ 88,473 | $ 80,156 |

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