Carrying value as of the balance sheet date of the obligations incurred through that date and payable for employees' services provided.

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Subsequent event (Details) - USD ($)	1 Months Ended	9 Months Ended
Subsequent event (Details) - USD ($)	Sep. 30, 2022	Aug. 31, 2022	Sep. 01, 2022
RSUs
Subsequent Event [Line Items]
Granted		1,002,816
Subsequent Event
Subsequent Event [Line Items]
Accrued salaries and director fees			$ 207,000
Subsequent Event \| RSUs \| Board of Directors and senior management
Subsequent Event [Line Items]
Granted (in shares)	344,323