Disposal of subsidiary (Details)	Jun. 30, 2023 USD ($)
Assets
Other receivable	$ 12,015
Property and equipment	2,420,499
Liabilities
Accounts payable and accrued liabilities	(196,859)
Government assistance loans	(45,317)
Mortgage loan	$ (3,525,223)

Amount classified as accounts payable and accrued liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant