Net Income Per Share (Details) (USD $)	3 Months Ended		6 Months Ended	9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Jun. 29, 2013	Sep. 27, 2014	Sep. 28, 2013
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	1,247,476	502,704		276,685	502,704
Weighted Average Number of Shares Outstanding, Basic	24,323,000	24,383,000		24,202,000	24,193,000
Earnings Per Share, Basic	$ 0.20	$ 0.27		$ 0.51	$ 0.79
Weighted Average Number Diluted Shares Outstanding Adjustment	18,000	258,000		191,000	338,000
Dilutive Securities, Effect on Basic Earnings Per Share, Including Options and Restrictive Stock Units	$ 0.00	$ (0.01)		$ (0.01)	$ (0.01)
Weighted Average Number of Shares Outstanding, Diluted	24,341,000	24,641,000	24,531,000	24,393,000	24,531,000
Earnings Per Share, Diluted	$ 0.20	$ 0.26		$ 0.50	$ 0.78