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SUMMARY OF PRINCIPAL ACCOUNTING POLICIES (Allowance for expected credit losses) (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 USD ($)
Allowance for expected credit loss of other receivable |
Balance at the beginning | $ 0
Credit loss of other receivable | 18,072
Balance at the end | $ 18,072

X
- Definition Amount of allowance for credit loss on receivable classified as other. + References No definition available. + Details
Name: | dq_OtherReceivableAllowanceForCreditLoss
Namespace Prefix: | dq_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | dq_OtherReceivableAllowanceForCreditLossRollForward
Namespace Prefix: | dq_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of expense (reversal of expense) for expected credit loss on other receivable. + References No definition available. + Details
Name: | dq_OtherReceivableCreditLossExpenseReversal
Namespace Prefix: | dq_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration