Equity Interest Investments (Details) - USD ($) $ in Thousands	Jul. 11, 2015	Dec. 27, 2014	Jul. 12, 2014
Schedule of Equity Method Investments [Line Items]
Current assets	$ 67,720	$ 68,851	$ 67,463
Total assets	125,000	127,881	119,348
Current liabilities	26,781	31,746	29,681
Total liabilities	31,933	38,102	38,895
Stiga Sports AB [Member]
Schedule of Equity Method Investments [Line Items]
Current assets	24,578	30,539	25,571
Non-current assets	9,101	8,082	8,500
Total assets	33,679	38,621	34,071
Current liabilities	3,911	7,669	6,632
Non-current liabilities	5,781	4,229	4,664
Total liabilities	9,692	11,898	11,296
Net assets	$ 23,987	$ 26,723	$ 22,775