Summary of Significant Accounting Policies, Goodwill Through Foreign Currency Translation (Details) - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Goodwill [Abstract]
Goodwill impairment loss	$ 0	$ 0
Impairment of Long Lived Assets [Abstract]
Impairment of long-lived assets	$ 0	0
Product Warranty [Abstract]
Period of service of the product after the date of sale	12 months
Warranty Reserve [Abstract]
Warranty reserve at beginning of period	$ 127,000	146,000
Warranties accrued during the period	167,000	77,000
Warranties settled during the period	(141,000)	(96,000)
Warranty reserve at end of period	153,000	127,000
Other Current Liabilities [Abstract]
Sales tax and VAT payable	579,000	328,000
Note payable	214,000	0
Accrued legal and accounting fees	21,000	101,000
Accrued vendor payables	142,000	190,000
Other accrued expenses	405,000	219,000
Total other liabilities	1,360,743	838,272
Foreign Currency Translation [Abstract]
Foreign currency exchange gain (loss)	$ 48,479	$ (25,022)