Earnings (Loss) Per Share - Reconciliation (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 30, 2014	Mar. 31, 2013
Numerator:
Income from continuing operations	$ 1,198	$ 545
Income (loss) from discontinued operations	(144)	(73)
Net income	$ 1,054	$ 472
Denominator:
Weighted average shares - basic earnings per share	3,263	3,213
Add dilutive effective of stock based compensation	129	54
Weighted average shares - diluted earnings per share	3,392	3,267
Income (loss) per share - basic:
Continuing operations (in dollars per share)	$ 0.37	$ 0.17
Discontinued operations (in dollars per share)	$ (0.05)	$ (0.02)
Net income per common share (in dollars per share)	$ 0.32	$ 0.15
Income (loss) per share - diluted:
Continuing operations (in dollars per share)	$ 0.35	$ 0.16
Discontinued operations (in dollars per share)	$ (0.04)	$ (0.02)
Net income per common share (in dollars per share)	$ 0.31	$ 0.14