Income tax (Details Narrative) - USD ($)	12 Months Ended
Income tax (Details Narrative) - USD ($)	Dec. 31, 2021	Dec. 31, 2020
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 2,409,400	$ 2,249,900
Effective income tax rate reconciliation, at federal statutory income tax rate	21.00%	21.00%
CALIFORNIA
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 6,504,000
ARIZONA
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	48,000
Federal [Member]
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	8,700,000
Operating loss carried forward indefinitely	$ 4,200,000