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Business Combinations and Dispositions - Additional Information (Detail) $ / shares in Units, shares in Thousands |  |  |  |  |  |  |  |  | 12 Months Ended
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Dec. 31, 2021 USD ($) shares | Dec. 06, 2021 USD ($) | Sep. 01, 2021 USD ($) | Aug. 16, 2021 USD ($) | Jul. 26, 2021 USD ($) | Jul. 01, 2021 USD ($) | May 03, 2021 USD ($) | Jan. 01, 2021 USD ($) $ / shares shares | Dec. 31, 2021 USD ($) Segment shares | Dec. 31, 2020 USD ($) $ / shares shares | Dec. 31, 2019 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | $ 19,893,856,000 | $ 8,558,874,000 | $ 7,280,431,000
Income before income taxes |  |  |  |  |  |  |  |  | $ 2,251,547,000 | $ 408,166,000 | 282,755,000
Fair value of intangible assets acquired |  |  | $ 1,842,100,000 |  |  |  |  |  |  |  |
Common stock, shares issued | shares | 179,820 |  |  |  |  |  |  |  | 179,820 | 116,829 |
Common stock, shares outstanding | shares | 179,820 |  |  |  |  |  |  |  | 179,820 | 116,829 |
Goodwill | $ 3,270,192,000 |  | 2,494,811,000 |  |  |  |  |  | $ 3,270,192,000 | $ 785,305,000 | $ 769,022,000
Number of reportable segment | Segment |  |  |  |  |  |  |  |  | 1 |  |
Eastern U.S. Gypsum Distribution Operations |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Cash proceeds |  |  |  |  | $ 76,200,000 |  |  |  |  |  |
Total gain on sale |  |  |  |  | $ 26,300,000 |  |  |  |  |  |
Number of reportable segment | Segment |  |  |  |  |  |  |  |  | 1 |  |
Customer Relationships |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Transaction related costs, incurred |  |  |  |  |  |  |  |  | $ 9,300,000 |  |
John’s Lumber and Hardware Co |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Purchase price of certain assets acquired |  |  |  |  |  |  | $ 24,800,000 |  |  |  |
Goodwill | 8,400,000 |  |  |  |  |  |  |  | 8,400,000 |  |
John’s Lumber and Hardware Co | Customer Relationships |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of intangible assets acquired | 2,600,000 |  |  |  |  |  |  |  | 2,600,000 |  |
Cornerstone Building Alliance SW, LLC |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Purchase price of certain assets, net of cash acquired |  |  |  |  |  | $ 408,900,000 |  |  |  |  |
Goodwill | 181,500,000 |  |  |  |  |  |  |  | 181,500,000 |  |
Cornerstone Building Alliance SW, LLC | Customer Relationships |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of intangible assets acquired | 108,200,000 |  |  |  |  |  |  |  | 108,200,000 |  |
WTS Paradigm, LLC |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Purchase price of certain assets, net of cash acquired |  |  |  | $ 449,600,000 |  |  |  |  |  |  |
Goodwill | 318,200,000 |  |  |  |  |  |  |  | 318,200,000 |  |
WTS Paradigm, LLC | Customer Relationships |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of intangible assets acquired | 22,300,000 |  |  |  |  |  |  |  | 22,300,000 |  |
WTS Paradigm, LLC | Customer Relationships and Developed Technology |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of intangible assets acquired | 372,100,000 |  |  |  |  |  |  |  | 372,100,000 |  |
WTS Paradigm, LLC | Developed Technology |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of intangible assets acquired | 95,600,000 |  |  |  |  |  |  |  | 95,600,000 |  |
CTF Holdings Limited Partnership |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Purchase price of certain assets, net of cash acquired |  |  | $ 182,500,000 |  |  |  |  |  |  |  |
Goodwill | 98,100,000 |  |  |  |  |  |  |  | 98,100,000 |  |
CTF Holdings Limited Partnership | Customer Relationships |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of intangible assets acquired | 52,800,000 |  |  |  |  |  |  |  | 52,800,000 |  |
Truss Technologies, Inc. |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Purchase price of certain assets acquired |  | $ 29,800,000 |  |  |  |  |  |  |  |  |
Goodwill | 9,700,000 |  |  |  |  |  |  |  | 9,700,000 |  |
Truss Technologies, Inc. | Customer Relationships |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of intangible assets acquired | 10,800,000 |  |  |  |  |  |  |  | 10,800,000 |  |
National Lumbar |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Purchase price of certain assets, net of cash acquired | 278,300,000 |  |  |  |  |  |  |  |  |  |
Potential earn-out payment, minimum | 0 |  |  |  |  |  |  |  | 0 |  |
Potential earn-out payment, maximum | 21,500,000 |  |  |  |  |  |  |  | 21,500,000 |  |
Goodwill | 127,500,000 |  |  |  |  |  |  |  | 127,500,000 |  |
National Lumbar | Customer Relationships |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of intangible assets acquired | 53,600,000 |  |  |  |  |  |  |  | 53,600,000 |  |
BMC Stock Holdings, Inc. |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of intangible assets acquired |  |  |  |  |  |  |  | $ 1,470,000,000 |  |  |
Common stock, shares issued | shares |  |  |  |  |  |  |  | 88,683 |  |  |
Common stock, shares outstanding | shares |  |  |  |  |  |  |  | 67,568 |  |  |
Purchase price of certain assets acquired |  |  |  |  |  |  |  | $ 3,658,362,000 |  |  |
Goodwill |  |  |  |  |  |  |  | $ 1,751,604,000 |  |  |
Transaction related expenses assumed |  |  |  |  |  |  |  |  | 17,600,000 |  |
BMC Stock Holdings, Inc. | BMC |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Common stock price per share | $ / shares |  |  |  |  |  |  |  | $ 40.81 |  |  |
BMC Stock Holdings, Inc. | Merger Agreement |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 6,500,000,000 |  |
Income before income taxes |  |  |  |  |  |  |  |  | 789,500,000 |  |
Long-term debt, assumed | 359,800,000 |  |  |  |  |  |  |  | 359,800,000 |  |
Transaction related costs, incurred |  |  |  |  |  |  |  |  | 17,600,000 | $ 22,500,000 |
Common stock, shares issued | shares |  |  |  |  |  |  |  |  |  | 88,700 |
Common stock, shares outstanding | shares |  |  |  |  |  |  |  |  |  | 900 |
BMC Stock Holdings, Inc. | Merger Agreement | Customer Relationships |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of intangible assets acquired | $ 1,500,000,000 |  |  |  |  |  |  |  | $ 1,500,000,000 |  |
BMC Stock Holdings, Inc. | Merger Agreement | BMC |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Merger agreement date |  |  |  |  |  |  |  |  | Aug. 26, 2020 |  |
Common stock price per share | $ / shares |  |  |  |  |  |  |  |  |  | $ 40.81 |

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