Segment Information (Details) - USD ($) $ in Thousands	4 Months Ended		6 Months Ended
	Jul. 15, 2017	Jul. 09, 2016	Jul. 15, 2017	Jul. 09, 2016	Dec. 31, 2016
Segment Reporting Information [Line Items]
Revenues from external customers	$ 52,393	$ 48,463	$ 83,205	$ 83,031
Operating income (loss)	3,332	3,005	5,328	5,483
Net income (loss)	2,096	2,090	3,484	3,787
Total assets	150,249	155,201	150,249	155,201	$ 150,761
Sporting Goods [Member]
Segment Reporting Information [Line Items]
Revenues from external customers	52,393	48,463	83,205	83,031
Operating income (loss)	3,810	3,801	6,169	6,990
Net income (loss)	2,239	2,128	3,801	3,990
Total assets	127,999	128,809	127,999	128,809
Corporate Segment [Member]
Segment Reporting Information [Line Items]
Revenues from external customers	0	0	0	0
Operating income (loss)	(478)	(796)	(841)	(1,507)
Net income (loss)	(143)	(38)	(317)	(203)
Total assets	$ 22,250	$ 26,392	$ 22,250	$ 26,392