Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 26, 2022	Mar. 27, 2021
Disaggregation of Revenue [Line Items]
Total net sales, continuing and discontinued operations	$ 77,575	$ 72,747
Continuing Operations And Discontinued Operations
Disaggregation of Revenue [Line Items]
Total net sales, continuing and discontinued operations	82,584	86,301
Residential floorcovering products, continuing operations | Continuing Operations
Disaggregation of Revenue [Line Items]
Total net sales, continuing and discontinued operations	75,518	72,178
Commercial floorcovering products, discontinued operations | Discontinued Operations
Disaggregation of Revenue [Line Items]
Total net sales, continuing and discontinued operations	5,009	13,554
Other services, continuing operations | Continuing Operations
Disaggregation of Revenue [Line Items]
Total net sales, continuing and discontinued operations	$ 2,057	$ 569