Disaggregated Revenue and Entity Wide Disclosures - Schedule of Revenues are Attributed to Geographic Areas by Principal Customers (Details) - Sales [Member]	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Customer A [Member]
Segment Reporting Information [Line Items]
Percentage of revenues per major customer	22.00%	16.00%	22.00%	12.00%
Customer B [Member]
Segment Reporting Information [Line Items]
Percentage of revenues per major customer	10.00%	12.00%	10.00%	12.00%
Customer C [Member]
Segment Reporting Information [Line Items]
Percentage of revenues per major customer	5.00%	14.00%	8.00%	10.00%
Customer D [Member]
Segment Reporting Information [Line Items]
Percentage of revenues per major customer	1.00%	15.00%	6.00%	11.00%