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Gain loss on insurance settlement.

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Number of customer accounted for ten percent or more account receivable.

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Number of customer accounted for ten percent or more sales of net sales.

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Number of financial institutions where Company deposits are maintained.

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Number of largest raw material suppliers.

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Schedule of significant accounting policies.

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Valuation allowance for credit losses and disputed amounts.

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The number of years the Company warrants that its products will be free from material defects in workmanship and materials.

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Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount by which inventory stated at last-in first-out (LIFO) is less than (in excess of) inventory stated at other inventory cost methods.

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Term of lessor's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of consideration paid in advance for advertising that provides economic benefits within a future period of one year or the normal operating cycle, if longer.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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Summary of Significant Accounting Policies - Additional Information (Detail)		12 Months Ended
	Jan. 01, 2023	Dec. 31, 2023 USD ($) Customer Institution Supplier	Dec. 31, 2022 USD ($) Customer	Dec. 31, 2021 USD ($) Customer
Schedule Of Significant Accounting Policies [Line Items]
Maximum term of original maturities to classify as cash equivalent		3 months
Number of financial institutions where deposits are maintained \| Institution		1
Valuation allowance		$ 0	$ 0
Number of customers that accounted for 10% or more of net sales \| Customer		3	3	3
Number of customer accounted for 10% or more account receivable \| Customer		3	2
Number of largest raw material suppliers \| Supplier		4
Excess of the replacement cost of inventory over the LIFO value of inventory		$ (33,439,000)	$ (35,051,000)
Annual impairment test of goodwill		0	0	$ 54,245,000
Valuation allowance		3,307,000	3,026,000
Research and Development costs		3,300,000	500,000	6,000,000
Prepaid expenses for production costs of advertising		1,800,000	1,600,000
Branding Expenses		$ 48,800	$ 43,300	30,700
Operating leases with an initial term		12 months or less
Leasehold Improvements [Member]
Schedule Of Significant Accounting Policies [Line Items]
Property, plant, and equipment estimated useful life		15 years
Fire At Virginia Facility [Member] \| Insurance Settlement [Member]
Schedule Of Significant Accounting Policies [Line Items]
Gain loss on insurance settlement		$ 8,700,000
Commercial Portfolio Segment [Member] \| Railing [Member]
Schedule Of Significant Accounting Policies [Line Items]
Annual impairment test of goodwill				42,500,000
Commercial Portfolio Segment [Member] \| Staging [Member]
Schedule Of Significant Accounting Policies [Line Items]
Annual impairment test of goodwill				$ 11,800,000
Signature Railing And Transcend Cladding [Member]
Schedule Of Significant Accounting Policies [Line Items]
Warranty period	25 years
Maximum [Member]
Schedule Of Significant Accounting Policies [Line Items]
Operating Lease terms		7 years
Minimum [Member]
Schedule Of Significant Accounting Policies [Line Items]
Operating Lease terms		1 year
Commercial Use [Member]
Schedule Of Significant Accounting Policies [Line Items]
Warranty period	10 years	10 years
Commercial Use [Member] \| Signature Railing And Transcend Cladding [Member]
Schedule Of Significant Accounting Policies [Line Items]
Warranty period		25 years
Residential Use [Member]
Schedule Of Significant Accounting Policies [Line Items]
Warranty period	25 years
Residential Use [Member] \| Signature Railing [Member]
Schedule Of Significant Accounting Policies [Line Items]
Warranty period	25 years
Residential Use [Member] \| Transcend Decking [Member]
Schedule Of Significant Accounting Policies [Line Items]
Warranty period	50 years
Residential Use [Member] \| Select Decking And Universal Fascia [Member]
Schedule Of Significant Accounting Policies [Line Items]
Warranty period	35 years
Residential Use [Member] \| Enhance Decking And Transcend, Select, Enhance And Signature Railing [Member]
Schedule Of Significant Accounting Policies [Line Items]
Warranty period	25 years
Sales Revenue, Net [Member] \| Customer Concentration Risk [Member] \| Minimum [Member]
Schedule Of Significant Accounting Policies [Line Items]
Concentration risk as percentage of total		10.00%	10.00%	10.00%
Sales Revenue, Net [Member] \| Customer Concentration Risk [Member] \| Customer One [Member]
Schedule Of Significant Accounting Policies [Line Items]
Concentration risk as percentage of total		72.00%	64.00%	61.00%
Accounts Receivable [Member] \| Customer Concentration Risk [Member] \| Customer One [Member]
Schedule Of Significant Accounting Policies [Line Items]
Concentration risk as percentage of total		27.00%	35.00%
Accounts Receivable [Member] \| Customer Concentration Risk [Member] \| Customer Two [Member]
Schedule Of Significant Accounting Policies [Line Items]
Concentration risk as percentage of total		23.00%	26.00%
Accounts Receivable [Member] \| Customer Concentration Risk [Member] \| Customer Three [Member]
Schedule Of Significant Accounting Policies [Line Items]
Concentration risk as percentage of total		20.00%
Raw Materials [Member] \| Supplier Concentration Risk [Member] \| Four Largest Suppliers [Member]
Schedule Of Significant Accounting Policies [Line Items]
Concentration risk as percentage of total		26.70%	17.50%	26.00%