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Equity - Summary Status of DSIT Plan (Details) (Parenthetical)			12 Months Ended
		Apr. 21, 2016 NewIsraeliShekels shares	Dec. 31, 2016 shares	Dec. 31, 2015 NewIsraeliShekels shares	Dec. 31, 2014 NewIsraeliShekels
Number of options, exercise price was NIS 9.38
DSIT Stock Option Plan [Member]
Number of options, exercise price was NIS 9.38	[1]		(239,524)
DSIT Stock Option Plan [Member] | NIS [Member]
Number of options, exercise price was NIS 9.38		91,754
Exercise price of options exchange rate | NewIsraeliShekels		9.38
Exchange rate | NewIsraeliShekels		3.97		3.90	3.89
[1] The exercise price of 91,754 of these options was NIS 9.38 translated to US dollars using following exchange rates: NIS 3.89 for December 31, 2014, NIS 3.90 for December 31, 2015, and 3.97 for the Closing Date.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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