Shareholders' Equity - Calculation of earning per share (Details 1) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Equity [Abstract]
Net (loss) income	$ (145)	$ 177
Weighted average common shares outstanding (basic) (in shares)	2,267	2,155
Incremental shares from assumed conversions of stock options (in shares)		1
Weighted average common shares outstanding (diluted) (in shares)	2,267	2,156
Basic
Net (loss) income per share (in dollars per share)	$ (0.06)	$ 0.08
Diluted
Net (loss) income per share (in dollars per share)	$ (0.06)	$ 0.08