Inventories, net (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Schedule of inventory [Abstract]
Raw materials and work in progress	$ 3,329	$ 2,553
Finished goods	586	4,131
Total inventories	3,915	6,684
Reserve for obsolete inventory	0	(870)
Reserve for inventory repairs	0	(539)
Inventories, net	3,915	5,275	$ 5,275
Inventory [Line Items]
Excess and obsolete inventories write off	4,818	$ 1,076
MELAFind Systems [Member]
Inventory [Line Items]
Excess and obsolete inventories write off	$ 5,688