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COMMITMENTS AND CONTINGENCIES (Tables) | 12 Months Ended
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Dec. 31, 2024
Property, plant and equipment |
Schedule of payment for commitments | ​
​ | ​ | ​ | ​
Year Ending December 31, |  | ​ | ​
2025 | ​ | $ | 686,436
2026 | ​ | ​ | 35,295
2027 | ​ | ​ | 21,249
2028 | ​ | ​ | —
2029 | ​ | ​ | —
Total | ​ | $ | 742,980
Construction commitments |
Schedule of payment for commitments | ​
​ | ​ | ​ | ​
Year Ending December 31, |  | ​ | ​
2025 | ​ | $ | 316,467
2026 | ​ | ​ | 43,637
2027 | ​ | ​ | —
2028 | ​ | ​ | —
2029 | ​ | ​ | —
Total | ​ | $ | 360,104

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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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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_PurchaseCommitmentExcludingLongtermCommitmentAxis=csiq_ConstructionCommitmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |