Supplemental Information - Schedule of Long-Lived Assets by Location (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Revenues From External Customers And Long Lived Assets [Line Items]
Long-lived assets	$ 14,300	$ 12,581
United States
Revenues From External Customers And Long Lived Assets [Line Items]
Long-lived assets	7,358	6,600
Switzerland
Revenues From External Customers And Long Lived Assets [Line Items]
Long-lived assets	4,770	4,204
Israel
Revenues From External Customers And Long Lived Assets [Line Items]
Long-lived assets	1,775	1,376
Others
Revenues From External Customers And Long Lived Assets [Line Items]
Long-lived assets	$ 397	$ 401