Earnings Per Share (Details)	3 Months Ended		9 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Sep. 28, 2013	Sep. 29, 2012
Basic [Abstract]
Weighted average shares outstanding (in shares)	6,221,515	6,219,241	6,220,620	6,216,113
Diluted [Abstract]
Weighted average shares outstanding (in shares)	6,221,515	6,219,241	6,220,620	6,216,113
Dilutive stock options (in shares)	16,559	15,486	17,027	15,816
Denominator for diluted earnings per share (in shares)	6,238,074	6,234,727	6,237,647	6,231,929