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v3.25.1

Additional Information - Condensed Financial Statements of Parent Company (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 USD ($)
Additional Information - Condensed Financial Statements of Parent Company |
Restricted net assets of the entity's consolidated and unconsolidated subsidiaries not available for distribution | $ 1,593,348
Threshold percentage of restricted net assets of the entity's consolidated and unconsolidated subsidiaries | 25.00%

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- Definition Represents the threshold percentage of restricted net assets of the entity's consolidated and unconsolidated subsidiaries. + References No definition available. + Details
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Namespace Prefix: | csiq_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | srt_CondensedFinancialInformationOfParentCompanyOnlyDisclosureAbstract
Namespace Prefix: | srt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Amount of restricted net assets of consolidated and unconsolidated subsidiaries as of the end of the most recently completed fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(e)(3)(ii)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1 + Details
Name: | us-gaap_AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant