Revenue from Contracts with Customers (Details) - USD ($) $ in Thousands	3 Months Ended						4 Months Ended		12 Months Ended
	Dec. 29, 2018	Oct. 06, 2018	Mar. 24, 2018	Dec. 30, 2017	Oct. 07, 2017	Mar. 25, 2017	Jul. 14, 2018	Jul. 15, 2017	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Sales Revenues Goods Net [Abstract]
Revenue from Contract with Customer, Excluding Assessed Tax									$ 195,794	$ 195,779	$ 189,958
Sales Returns And Allowance Goods [Abstract]
Returns									5,085	4,729	4,666
Warranties									1,448	1,036	1,501
Customer Allowances									13,481	12,681	12,129
Total Gross-to-Net Sales Adjustments									20,014	18,446	18,296
Total Net Sales	$ 50,992	$ 43,955	$ 32,149	$ 48,685	$ 42,861	$ 31,866	$ 48,684	$ 53,921	175,780	177,333	171,662
Mass Merchants [Member]
Sales Revenues Goods Net [Abstract]
Revenue from Contract with Customer, Excluding Assessed Tax									68,196	80,539	84,434
Specialty Dealers [Member]
Sales Revenues Goods Net [Abstract]
Revenue from Contract with Customer, Excluding Assessed Tax									59,211	56,862	58,622
E-commerce [Member]
Sales Revenues Goods Net [Abstract]
Revenue from Contract with Customer, Excluding Assessed Tax									58,026	50,431	38,776
International [Member]
Sales Revenues Goods Net [Abstract]
Revenue from Contract with Customer, Excluding Assessed Tax									8,533	7,545	7,414
Other [Member]
Sales Revenues Goods Net [Abstract]
Revenue from Contract with Customer, Excluding Assessed Tax									$ 1,828	$ 402	$ 712