Statement of Changes in Shareholders' Equity (Unaudited) (USD $) In Thousands, except Share data	Common Stock [Member]	Additional Paid-in Capital [Member] USD ($)	Retained Earnings [Member] USD ($)	Accumulated Other Comprehensive Income (Loss) [Member] USD ($)	Comprehensive Income [Member] USD ($)	Total USD ($)
Balance at Dec. 31, 2011		$ 14,358	$ (8,321)	$ (904)		$ 5,133
Balance (in Shares) at Dec. 31, 2011	6,849,654
Stock based compensation related to options granted to Telkoor's employees and other non- employee consultants		(3)				(3)
Stock based compensation related to options granted to employees		101				101
Exercise of options granted to employees (in Shares)	13,496
Net Income			86		86	86
Unrealized loss from investment in other company				473	473	473
Foreign currency translation adjustments				139	139	139
Total comprehensive income					698	698
Balance at Sep. 30, 2012		$ 14,456	$ (8,235)	$ (292)		$ 5,929
Balance (in Shares) at Sep. 30, 2012	6,863,150