Statement of Changes in Shareholders' Equity (Unaudited) (USD $) In Thousands, except Share data	Common Stock [Member]	Additional Paid-in Capital [Member] Granted to Telkoor's Employees [Member] USD ($)	Additional Paid-in Capital [Member] USD ($)	Retained Earnings [Member] USD ($)	Accumulated Other Comprehensive Income (Loss) [Member] USD ($)	Comprehensive Income [Member] USD ($)	Granted to Telkoor's Employees [Member] USD ($)	Total USD ($)
Balance as of January 1, 2013 at Dec. 31, 2012			$ 14,476	$ (8,650)	$ (299)			$ 5,527
Balance as of January 1, 2013 (in Shares) at Dec. 31, 2012	6,853,161
Stock compensation related to options granted to employees		9	28				9	28
Net income				107		107		107
Foreign currency translation adjustments					(181)	(181)		(181)
Total comprehensive income						(74)		(74)
Balance as of March 31, 2013 (unaudited) at Mar. 31, 2013			$ 14,513	$ (8,543)	$ (480)			$ 5,490
Balance as of March 31, 2013 (unaudited) (in Shares) at Mar. 31, 2013	6,853,161