Note 8 - Convertible Notes (Tables)

3 Months Ended

12 Months Ended

Mar. 31, 2020

Dec. 31, 2019

Notes Tables

Schedule of Long-term Debt Instruments [Table Text Block]

	March 31, 2020		December 31, 2019
Convertible note payable, due on demand, for the original amount of CAD 1,104,713, bearing interest at 7% per annum with conversion rights for 335,833 common shares.	$	778,712	$	850,519
Convertible notes payable to multiple private investors, including certain notes in default, bearing interest at 5% per annum with conversion rights for 3,444,990 common shares, maturing at various dates between May 2018 and November 2021.		5,551,807		5,373,806
Total convertible notes payable		6,330,519		6,224,325
Less current portion		5,492,639		5,185,412
Convertible notes payable, less current portion	$	837,880	$	1,038,913

	2019		2018
Convertible note payable, due on demand, for the original amount of CAD $1,104,713, bearing interest at 7% per annum with conversion rights for 335,833 common shares.	$	850,519	$	809,755
Convertible notes payable to multiple private investors, including certain notes in default, bearing interest at 5% per annum with conversion rights for 3,333,740 common shares, maturing at various dates between May 2018 and November 2021.		5,373,806		4,333,892
Total convertible notes payable		6,224,325		5,143,647
Less current portion		5,185,412		3,597,760
Convertible notes payable, less current portion	$	1,038,913	$	1,545,887