Earnings Per Share (Details)	3 Months Ended		9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 27, 2014	Sep. 28, 2013
Basic [Abstract]
Weighted average shares outstanding (in shares)	6,223,140	6,221,515	6,222,678	6,220,620
Diluted [Abstract]
Weighted average shares outstanding (in shares)	6,223,140	6,221,515	6,222,678	6,220,620
Dilutive stock options (in shares)	17,256	16,559	17,127	17,027
Denominator for diluted earnings per share (in shares)	6,240,396	6,238,074	6,239,805	6,237,647