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Commitments and contingencies (Tables) | 12 Months Ended
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Dec. 31, 2022
Commitments and contingencies. |
Schedule of future minimum purchase commitments |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Less than | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Over 5
​ |  | Total |  | one year |  | 1-2 Years |  | 2-3 Years |  | 3-5 Years |  | Years
Purchase commitments |  | 93,818 | ​ | 73,817 | ​ | 6,667 | ​ | 6,667 | ​ | 6,667 |  | —
Schedule of future minimum capital commitments | Total capital expenditures contracted but not yet reflected in the consolidated financial statements as of December 31, 2022 were as follows:
​ | ​ | ​ | ​ | ​
​ |  | Total |  | Less than one year
Capital commitments |  | 1,806 |  | 1,806

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- Definition Tabular disclosure of contractual obligation by timing of payment due. Includes, but is not limited to, long-term debt obligation, lease obligation, and purchase obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 303 -Paragraph (a) -Subparagraph (5) + Details
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- Definition Tabular disclosure of key provisions of an arrangement under which the entity has agreed to purchase goods or services over a period of time greater than one year or the normal operating cycle, if longer, including the item for which expenditures will be made, minimum quantities, milestones, time period and committed amount. + References No definition available. + Details
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