Description of Business and Basis of Presentation - Additional Information (Detail) $ in Millions	3 Months Ended	9 Months Ended
	Jul. 04, 2020 Operation	Oct. 03, 2020 USD ($) Operation Plant Segment	Dec. 28, 2019 USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of reportable segments | Segment		2
Allowance for doubtful accounts | $		$ 3.2	$ 3.3
Florida [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of manufacturing operations	4
North Venice, Florida [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of manufacturing operations		1
Greater Miami, Florida [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of manufacturing operations		2
Arizona [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of manufacturing operations	1
Tampa [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of manufacturing operations		1
Glass Tempering and Laminating Plant [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of plants | Plant		2
Glass Tempering and Laminating Plant [Member] | North Venice [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of plants | Plant		2
Insulation Glass Plants [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of plants | Plant		1
Insulation Glass Plants [Member] | North Venice [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Number of plants | Plant		1