Financial Instruments and Fair Value Measurements (Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis) (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Fair Value, Recurring [Member]
Financial assets carried at fair value:
Forward currency asset contracts	$ 281	$ 370
Total financial assets carried at fair value	281	370
Financial liabilities carried at fair value:
Earn-out consideration	11,057	18,672
Total financial liabilities carried at fair value	11,057	$ 18,672
Fair Value, Inputs, Level 2 [Member]
Financial assets carried at fair value:
Forward currency asset contracts	281
Total financial assets carried at fair value	281
Fair Value, Inputs, Level 3 [Member]
Financial liabilities carried at fair value:
Earn-out consideration	11,057
Total financial liabilities carried at fair value	$ 11,057