Other receivable and other current assets, net - Schedule of Other Receivable and Other Current Assets, net (Parenthetical) (Details) - USD ($) |
Sep. 30, 2022 |
Jun. 30, 2022 |
|---|---|---|
| Other Receivable And Other Current Assets Net [Abstract] | ||
| Allowance for doubtful account | $ 0 | $ 0 |