Convertible notes payable (Details 1) - USD ($)	Jun. 30, 2019	Jun. 30, 2018
Debt Instrument [Line Items]
Total convertible notes payable	$ 3,010,000	$ 250,000
Less discounts	(637,990)	0
Total convertible notes payable net of discounts	2,372,010	250,000
Less current maturities	(1,375,000)	(250,000)
Convertible notes payable, current portion	997,010	0
Convertible secured debt at interest rate 10% p.a. and matures on December 31, 2018
Debt Instrument [Line Items]
Total convertible notes payable	125,000	250,000
Convertible unsecured promissory note at interest rate 15% p.a. and matures on April 8, 2020
Debt Instrument [Line Items]
Total convertible notes payable	500,000	0
Convertible unsecured promissory at interest rate 15% p.a. and mature between April and June 2021
Debt Instrument [Line Items]
Total convertible notes payable	1,385,000	0
Convertible unsecured redeemable note at interest rate 6% p.a. and matures on June 4, 2020
Debt Instrument [Line Items]
Total convertible notes payable	750,000	0
Convertible unsecured promissory note at interest rate 10% p.a. and matures on June 6, 2022
Debt Instrument [Line Items]
Total convertible notes payable	$ 250,000	$ 0