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Accruals and Other Liabilities - Additional Information (Details) ¥ in Thousands	Dec. 31, 2022 CNY (¥)
Accruals and Other Liabilities
Accrued costs of purchase commitments due to their transition to new models under NIO Technology Platform 2.0	¥ 792,786

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- References

No definition available.

+ Details

Name:	nio_AccrualsAndOtherLiabilitiesAbstract
Namespace Prefix:	nio_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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- Definition

Minimum amount to be expended to satisfy the terms of arrangements in which the entity has agreed to expend funds to procure goods or services due to transition to new models, excluding long-term purchase commitments or unconditional purchase obligations.

+ References

No definition available.

+ Details

Name:	nio_PurchaseCommitmentRemainingMinimumAmountCommittedDueToNewModelsTransition
Namespace Prefix:	nio_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant