Inventories (Tables)

12 Months Ended

Dec. 31, 2014

Inventory Disclosure [Abstract]

Schedule of Inventory

	December 31
	2014		2013
	$ in thousands
Components:
For manufacturing of systems		51,323		25,540
For servicing of systems		35,824		27,756
		87,147		53,296
Work in process		25,266		11,843
Finished products		44,617		28,799
		157,030		93,938