Revenue from Contracts with Customers (Details) - USD ($) $ in Thousands	4 Months Ended		6 Months Ended
	Jul. 11, 2020	Jul. 13, 2019	Jul. 11, 2020	Jul. 13, 2019
Sales Revenues Goods Net [Abstract]
Total Gross Sales	$ 92,594	$ 62,721	$ 134,742	$ 99,562
Sales Returns And Allowance Goods [Abstract]
Returns	2,342	1,705	3,421	2,880
Warranties	371	359	776	732
Customer Allowances	6,357	5,018	9,732	8,209
Total Gross-to-Net Sales Adjustments	9,070	7,082	13,929	11,821
Total Net Sales	83,524	55,639	120,813	87,741
Mass Merchants [Member]
Sales Revenues Goods Net [Abstract]
Total Gross Sales	27,716	18,838	41,184	30,268
Specialty Dealers [Member]
Sales Revenues Goods Net [Abstract]
Total Gross Sales	22,858	16,163	35,925	29,764
E-commerce [Member]
Sales Revenues Goods Net [Abstract]
Total Gross Sales	39,489	24,806	53,070	34,740
International [Member]
Sales Revenues Goods Net [Abstract]
Total Gross Sales	1,936	2,174	3,492	3,348
Other [Member]
Sales Revenues Goods Net [Abstract]
Total Gross Sales	$ 595	$ 740	$ 1,071	$ 1,442