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Accounts receivable, net (Tables) | 12 Months Ended
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Dec. 31, 2024
Accounts receivable, net |
Schedule of Accounts receivable | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
​ |  | 2024 |  | 2023
Trade accounts receivable | ​ | $ | 39,986,234 | ​ | $ | 38,446,554
Receivable from OC-BVI | ​ |  | 42,515 | ​ |  | 41,129
Other accounts receivable | ​ |  | 373,655 | ​ |  | 322,609
​ | ​ |  | 40,402,404 | ​ |  | 38,810,292
Allowance for credit losses | ​ |  | (821,422) | ​ |  | (583,401)
Accounts receivable, net | ​ | $ | 39,580,982 | ​ | $ | 38,226,891
​
Schedule of Allowance for doubtful accounts | The activity for the allowance for credit losses consisted of: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
​ |  | 2024 |  | 2023
Opening allowance for credit losses | ​ | $ | 583,401 | ​ | $ | 183,214
Provision for credit losses | ​ |  | 442,828 | ​ |  | 408,489
Accounts written off during the year | ​ |  | (205,467) | ​ |  | (9,215)
Recovery of accounts written off | ​ | ​ | 660 | ​ | ​ | 913
Ending allowance for credit losses | ​ | $ | 821,422 | ​ | $ | 583,401
​

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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(4)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(3)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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