Acquisitions - Narrative (Details) - USD ($) $ in Thousands				3 Months Ended	12 Months Ended
	Dec. 17, 2021	Oct. 14, 2021	Dec. 31, 2020	Apr. 03, 2021	Jan. 01, 2022	Jan. 02, 2021	Dec. 28, 2019
Asset Acquisition [Line Items]
Goodwill					$ 297,339	$ 292,434	$ 270,820
Trinity Fireside
Asset Acquisition [Line Items]
Payments for asset acquisitions		$ 30,000
Asset acquisition		30,980
Trinity Fireside | Customer lists
Asset Acquisition [Line Items]
Intangible assets		12,000
Trinity Fireside | Trade names
Asset Acquisition [Line Items]
Intangible assets		$ 0
Outdoor Greatroom Company
Asset Acquisition [Line Items]
Payments for asset acquisitions	$ 15,000
Asset acquisition	14,802
Outdoor Greatroom Company | Customer lists
Asset Acquisition [Line Items]
Intangible assets	4,945
Outdoor Greatroom Company | Trade names
Asset Acquisition [Line Items]
Intangible assets	$ 2,500
Assets Of Residential Building Products Companies
Asset Acquisition [Line Items]
Payments for asset acquisitions				$ 1,600
Goodwill				$ 1,200
Design Public Group
Asset Acquisition [Line Items]
Asset acquisition			$ 50,121
Increase in working capital					800
Decrease in goodwill					6,200
Design Public Group | Customer lists
Asset Acquisition [Line Items]
Intangible assets			11,500		1,800
Design Public Group | Software
Asset Acquisition [Line Items]
Intangible assets			5,500		1,700
Design Public Group | Trade names
Asset Acquisition [Line Items]
Intangible assets			5,200		1,800
Design Public Group | Other intangible assets
Asset Acquisition [Line Items]
Intangible assets			$ 300		$ 100