Revenue from Contracts with Customers (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 03, 2020	Oct. 05, 2019	Oct. 03, 2020	Oct. 05, 2019
Sales Revenues Goods Net [Abstract]
Total Gross Sales	$ 86,382	$ 50,812	$ 221,124	$ 150,374
Sales Returns And Allowance Goods [Abstract]
Returns	2,117	1,473	5,538	4,353
Warranties	376	360	1,152	1,092
Customer Allowances	5,820	3,223	15,552	11,432
Total Gross-to-Net Sales Adjustments	8,313	5,056	22,242	16,877
Total Net Sales	78,069	45,756	198,882	133,497
Mass Merchants [Member]
Sales Revenues Goods Net [Abstract]
Total Gross Sales	36,234	20,757	77,418	51,025
Specialty Dealers [Member]
Sales Revenues Goods Net [Abstract]
Total Gross Sales	21,741	11,826	57,666	41,590
E-commerce [Member]
Sales Revenues Goods Net [Abstract]
Total Gross Sales	25,172	15,712	78,242	50,452
International [Member]
Sales Revenues Goods Net [Abstract]
Total Gross Sales	2,637	1,880	6,129	5,228
Other [Member]
Sales Revenues Goods Net [Abstract]
Total Gross Sales	$ 598	$ 637	$ 1,669	$ 2,079