Earnings/(loss) per share - Additional Information (Detail) - shares |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
|
| Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] | |||
| Weighted average number of shares restricted stock | 22,932 | 530 | |
| Weighted Average Number of Shares, Restricted Stock | 22,932 | 530 | |
| Aggregate Number Of Options To Purchase Common Shares | 10,000 | ||
| If Converted Method [Member] | |||
| Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] | |||
| Preferred Stock, Convertible, Shares Issuable | 10,526,316 | 6,127 | 2,857 |
| Representative Purchase Warrants [Member] | |||
| Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items] | |||
| Class of Warrant or Right, Outstanding | 13,549,097 | 3,177 | 0 |