Derivative liability (Narrative) (Details) - USD ($)	1 Months Ended	12 Months Ended
	Oct. 27, 2022	Dec. 31, 2022
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants issued in connection with convertible notes payable		2,250,000
Fair value warrant liability		$ 400,161
Fair value of the warrant decreased		191,429
Warrant liability [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair value warrant liability	$ 591,590	$ 400,161