Intangible assets (Tables)

12 Months Ended

Jun. 30, 2020

Jun. 30, 2019

Licensing Agreements [Member]

Finite-Lived Intangible Assets [Line Items]

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	Gross Carrying Amount		Impairment		Adjusted Gross Carrying Amount		Accumulated Amortization			Net Carrying Value
Amortized Intangible Assets Licenses
	$	199,000	$	—	$	199,000	$	(76,950	)	$	122,050
Total	$	199,000	$	—	$	199,000	$	(76,950	)	$	122,050

	Gross Carrying Amount		Impairment		Adjusted Gross Carrying Amount		Accumulated Amortization			Net Carrying Value
Amortized Intangible Assets Licenses
	$	199,000	$	—	$	199,000	$	(76,950	)	$	122,050
Total	$	199,000	$	—	$	199,000	$	(76,950	)	$	122,050

The following table presents amortized licenses as of June 30, 2019:

	Gross Carrying Amount		Impairment		Adjusted Gross Carrying Amount		Accumulated Amortization			Net Carrying Value
Amortized Intangible Assets Licenses
	$	199,000	$	—	$	199,000	$	(57,300	)	$	141,700
Total	$	199,000	$	—	$	199,000	$	(57,300	)	$	141,700

Trademarks and Trade Names [Member]

Finite-Lived Intangible Assets [Line Items]

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	2020		2019
Trademarks and trade names
Net carrying amount	$	—	$	605,006
Total	$	—	$	605,006