Intangible Assets and Goodwill - Schedule of Amortization Expenses for Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Total Amortization expenses	$ 2,253	$ 3,013	$ 6,759	$ 5,324
Operating Expense [Member]
Total Amortization expenses	938	768	2,813	1,358
Cost of Goods Sold [Member]
Total Amortization expenses	$ 1,315	$ 2,245	$ 3,946
Cost of Revenues [Member]
Total Amortization expenses				$ 3,966