Interest, advances and promissory notes payable (Details) - Unsecured Promissory Notes Payable to Unrelated Leaders - USD ($)
|
Jun. 30, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
| Unsecured promissory notes payable to unrelated lenders: |
|
|
|
|
| i. Interest at 1% per month, repayable on March 31, 2009, due on demand |
$ 450,000
|
$ 450,000
|
$ 450,000
|
$ 450,000
|
| ii. Interest at 1% per month, with $50,000 repayable on December 31, 2004, $75,000 repayable on August 18, 2007, $75,000 repayable on November 19, 2007 and the balance due on demand. All are due on demand, accruing interest at the same rate. |
887,456
|
887,456
|
887,456
|
887,455
|
| iii. Interest at 0.625% per month, with $50,000 repayable on October 5, 2004, $40,000 repayable on December 31, 2004, and $60,000 repayable on July 28, 2006, all due on demand |
150,000
|
150,000
|
150,000
|
150,000
|
| iv. Non-interest-bearing, repayable on July 17, 2005, due on demand |
270,912
|
270,912
|
270,912
|
270,912
|
| v. Non-interest-bearing loan repayable at $25,000 per month beginning October 2009, none repaid to date |
310,985
|
310,985
|
310,985
|
310,986
|
| vi. Interest at 0.667% per month, with $125,000 due January 15, 2011 |
125,000
|
125,000
|
125,000
|
125,000
|
| Promissory notes payable, secured by a guarantee from the Chief Executive Officer, bearing interest at 1% per month |
60,000
|
60,000
|
200,000
|
200,000
|
| Total Promissory Notes Payable to Unrelated Parties |
$ 2,254,353
|
$ 2,254,353
|
$ 2,394,353
|
$ 2,394,353
|