Business combination (Details Textual) - USD ($)		3 Months Ended		9 Months Ended
	Jul. 14, 2015	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2016
Business Acquisition [Line Items]
Business combination, effective date of acquisition				Jul. 14, 2015
Business combination, Percentage of capital stock acquired	100.00%
Deferred Tax Assets, Tax Credit Carryforwards, Foreign	$ 4,300,000
Deferred Tax Liabilities, Net, Total	$ 100,000
Goodwill			$ 637,528	$ 600,814
Goodwill, Period Increase (Decrease), Total		$ (36,714)	$ 345,781
AdvanDx [Member]
Business Acquisition [Line Items]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares	681,818
Equity Issued in Business Combination, Fair Value Disclosure	$ 2,584,090
Goodwill	$ 600,814			$ 600,000