Goodwill and Other Intangible Assets - Narrative (Details) - USD ($)	3 Months Ended
	Mar. 28, 2020	Dec. 28, 2019
Goodwill [Line Items]
Indefinite-lived intangible assets	$ 26,600,000	$ 28,849,000
Impairment losses	21,607,000
Goodwill	258,174,000	270,820,000
Office Furniture
Goodwill [Line Items]
Impairment losses	21,607,000
Goodwill	62,720,000	$ 84,301,000
Trademarks and trade names
Goodwill [Line Items]
Impairment of finite-lived intangible assets	600,000
Trademarks and trade names | Office Furniture
Goodwill [Line Items]
Impairment of finite-lived intangible assets	600,000
Customer lists and other
Goodwill [Line Items]
Impairment of finite-lived intangible assets	8,200,000
Customer lists and other | Office Furniture
Goodwill [Line Items]
Impairment of finite-lived intangible assets	8,200,000
Trade Names
Goodwill [Line Items]
Impairment of finite-lived intangible assets	2,300,000
Indefinite-lived intangible assets	5,300,000
Trade Names | Office Furniture
Goodwill [Line Items]
Impairment of indefinite-lived intangible assets	2,300,000
Reporting Unit One and Reporting Unit Two
Goodwill [Line Items]
Goodwill	$ 0
Reporting Unit One
Goodwill [Line Items]
Long-term growth rate	3.00%
Royalty rate	2.00%
Discount rate	16.00%
Impairment losses	$ 14,100,000
Reporting Unit One | Minimum
Goodwill [Line Items]
Near term growth rate	(28.00%)
Reporting Unit One | Maximum
Goodwill [Line Items]
Near term growth rate	12.00%
Reporting Unit Two
Goodwill [Line Items]
Impairment losses	$ 7,500,000
Reporting Unit Three
Goodwill [Line Items]
Discount rate	15.50%
Goodwill	$ 6,900,000
Percentage of fair value in excess of carrying amount	21.00%
Terminal growth rate	4.00%
Effect of one hundred basis point increase in discount rate	$ 3,700,000
Effect of one hundred basis point decrease in long-term growth rate	$ 1,900,000
Reporting Unit Three | Minimum
Goodwill [Line Items]
Near term growth rate	(24.00%)
Reporting Unit Three | Maximum
Goodwill [Line Items]
Near term growth rate	17.00%