Income taxes - Schedule of detailed information about income tax expense (Detail) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Income Tax [Abstract] | |||
| Current tax expense | $ 0 | $ 0 | $ 0 |
| Deferred tax expense | 351,451 | 187,742 | 160,838 |
| Total | $ 351,451 | $ 187,742 | $ 160,838 |
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- References Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition The amount of tax expense (income) relating to changes in deferred tax liabilities and deferred tax assets. [Refer: Deferred tax assets; Deferred tax liabilities] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|