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Concentration of risks (Details)	Jun. 30, 2025 USD ($)
Concentration of risks
Cash deposited with financial institutions	$ 55,639
UNITED STATES
Concentration of risks
Insurance coverage for each bank	$ 250,000

X

- Definition

Amount of insurance coverage on cash deposited with financial institutions.

+ References

No definition available.

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X

- Definition

The amount of cash deposited in financial institutions as of the balance sheet date that is insured by the Federal Deposit Insurance Corporation.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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