Revenue Recognition - Schedule of Revenue Disaggregated by Revenue Sources (Details) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Total Revenue	$ 53,064,000	$ 40,958,000	$ 36,822,000
Products [Member]
Total Revenue	36,897,000	23,552,000	21,366,000
Services [Member]
Total Revenue	16,167,000	17,406,000	15,456,000
Industrial Truck Management [Member]
Total Revenue	30,001,000	23,705,000	19,842,000
Industrial Truck Management [Member] | Products [Member]
Total Revenue	22,653,000	17,481,000	14,299,000
Industrial Truck Management [Member] | Services [Member]
Total Revenue	7,348,000	6,224,000	5,543,000
Connected Vehicles [Member]
Total Revenue	9,577,000	2,973,000	1,142,000
Connected Vehicles [Member] | Products [Member]
Total Revenue	8,491,000	43,000
Connected Vehicles [Member] | Services [Member]
Total Revenue	1,086,000	2,930,000	1,142,000
Logistics Visibility Solutions [Member]
Total Revenue	13,486,000	14,280,000	15,838,000
Logistics Visibility Solutions [Member] | Products [Member]
Total Revenue	5,753,000	6,028,000	7,067,000
Logistics Visibility Solutions [Member] | Services [Member]
Total Revenue	$ 7,733,000	$ 8,252,000	$ 8,771,000