Business Combination - Purchase price allocation to assets and liabilities assumed (Details) - USD ($)		1 Months Ended	12 Months Ended
	Jul. 31, 2017	Sep. 30, 2018	Dec. 31, 2018	Dec. 31, 2017
Purchase price allocation to assets and liabilities assumed
Deferred tax liability	$ (14,498,120)
Goodwill on acquisition				$ 5,210,821
Estimated useful life			15 years
Impairment of indefinite-lived assets			$ 0	2,300,000
Goodwill expected to be deductible for income tax purposes	0
Deferred tax asset	1,316,878
Stock issued in Napo merger for services				151,351
Payment received from Valeant in a settlement agreement		$ 1,200,000	$ 1,200,000
Napo
Purchase price allocation to assets and liabilities assumed
Current assets	2,578,114
Non-current assets	396,247
Identifiable intangible assets	36,400,000
Current liabilities	(4,052,180)
Convertible notes payable	(12,473,501)
Deferred tax liability	(13,181,242)
Net assets acquired	9,667,438
Goodwill on acquisition	22,037,821
Total consideration	$ 31,705,259
Acquisition related costs				3,554,250
Stock issued in Napo merger for services				$ 151,351
Shares issued to creditors				270,270
Napo | Developed technology
Purchase price allocation to assets and liabilities assumed
Estimated useful life	15 years
Napo | Trademarks
Purchase price allocation to assets and liabilities assumed
Estimated useful life	15 years