Acquisitions - Summary of Fair Values of Assets Acquired and Liabilities Assumed (Detail) - USD ($) $ in Thousands	Oct. 02, 2021	Aug. 20, 2021	Aug. 09, 2021	Dec. 31, 2020
Business Acquisition [Line Items]
Goodwill	$ 2,787,992			$ 2,229,672
Cornerstone Building Brands, Inc., Insulated Metal Panels ("IMP") [Member]
Business Acquisition [Line Items]
Accounts receivable			$ 49,869
Inventory			73,000
Other current assets			4,478
Property, plant and equipment			102,966
Goodwill			454,549
Other intangible assets			378,300
Other assets			13,515
Total assets acquired			1,076,677
Current liabilities			45,320
Other liabilities			12,855
Total liabilities assumed			58,175
Net assets acquired			$ 1,018,502
Hannibal Industries Inc [Member]
Business Acquisition [Line Items]
Cash		$ 125,628
Accounts receivable		115,728
Inventory		65,005
Other current assets		1,050
Property, plant and equipment		116,955
Goodwill		80,550
Other intangible assets		201,700
Other assets		8,776
Total assets acquired		715,392
Current liabilities		231,356
Finance lease obligations		80,124
Other liabilities		10,655
Total liabilities assumed		322,135
Net assets acquired		$ 393,257