Interim Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Interim Condensed Consolidated Balance Sheets [Abstract]
Allowance for doubtful accounts trade receivable	$ 25	$ 25
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	60,000,000	60,000,000
Common stock, shares issued	22,417,873	23,543,746
Common stock, shares outstanding	22,417,873	23,543,746
Preferred Stock, par value	$ 0.001	$ 0.001
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, issued	0	0
Preferred stock, shares outstanding	0	0