Stock Compensation Plans (Details 1) - shares	12 Months Ended
	Dec. 31, 2016	Dec. 26, 2015	Dec. 27, 2014	Dec. 28, 2013
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Option, Granted	20,000	0	25,000
Option, Outstanding	72,375	187,625	344,375	639,950
Incentive Stock Options [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Option, Granted	20,000	0	0
Option, Outstanding	57,375	172,625	284,375
Director Stock Options [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Option, Granted	0	0	25,000
Option, Outstanding	15,000	15,000	60,000