Geographical Information - Schedule of Operating Segments Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Total Revenue	$ 38,294,000	$ 47,824,000
Long-Lived Assets	6,787,000	10,131,000
North America [Member]
Total Revenue	17,686,000	19,900,000
South America [Member]
Total Revenue	1,185,000	6,933,000
Europe [Member]
Total Revenue	11,569,000	11,451,000
Asia [Member]
Total Revenue	4,880,000	5,105,000
Rest of World [Member]
Total Revenue	2,974,000	4,435,000
United States [Member]
Long-Lived Assets	5,637,000	5,700,000
United Kingdom [Member]
Long-Lived Assets	$ 1,150,000	$ 4,431,000