Leases (Tables)

3 Months Ended

Jul. 31, 2019

Leases [Abstract]

Schedule of Operating Leased Assets and Liabilities [Table Text Block]

		July 31, 2019
Assets
Operating lease right-of-use assets	$	1,665,595
Liabilities
Operating lease liabilities – current	$	296,967
Operating lease liabilities – non-current		1,379,049
Total operating lease liabilities	$	1,676,016

Schedule of Supplemental Information for Operating Leases [Table Text Block]

Weighted average remaining lease term	4.8 years
Weighted average discount rate	15.5%
Operating cash flow from operating leases	($127,420	)

Schedule of Maturity of Lease Liabilities [Table Text Block]

2020	$	399,669
2021		459,475
2022		448,831
2023		436,264
2024		448,422
Thereafter		166,892
Less: imputed interest		(683,537	)
Operating lease liabilities	$	1,676,016