Equity Interest Investments (Details 1) - USD ($) $ in Thousands	3 Months Ended							4 Months Ended	12 Months Ended
	Dec. 30, 2017	Oct. 07, 2017	Mar. 25, 2017	Dec. 31, 2016	Oct. 01, 2016	Jul. 09, 2016	Mar. 19, 2016	Jul. 15, 2017	Dec. 30, 2017	Dec. 31, 2016	Dec. 26, 2015
Schedule of Equity Method Investments [Line Items]
Net Sales	$ 48,685	$ 42,861	$ 31,866	$ 46,663	$ 39,657	$ 49,822	$ 35,520	$ 53,921	$ 177,333	$ 171,662	$ 159,463
Net income	$ 7,459	$ 3,118	$ 1,388	$ 3,463	$ 4,243	$ 2,090	$ 1,697	$ 2,096	14,061	11,493	11,606
Stiga Sports AB [Member]
Schedule of Equity Method Investments [Line Items]
Net Sales									46,296	42,887	45,688
Gross profit									21,427	19,642	22,122
Net income									$ 3,268	$ 3,344	$ 5,843