Stock Compensation Plans (Details 1)	12 Months Ended
	Dec. 27, 2014	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Option, Granted	25,000	157,500	237,500
Option, Outstanding	344,375	639,950	692,875	984,649
Incentive Stock Options [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Option, Granted	0	120,000	200,000
Option, Outstanding	284,375	559,950	607,875
Director Stock Options [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Option, Granted	25,000	37,500	37,500
Option, Outstanding	60,000	80,000	85,000