XML 78 R55.htm IDEA: XBRL DOCUMENT
v3.21.1

ORGANIZATION AND PRINCIPAL ACTIVITIES - Contractual agreement (Details) |  | 12 Months Ended
--- | --- | ---
Aug. 17, 2017 | Dec. 31, 2020
Business Operations Agreement |  |
Term of agreements |  | 10 years
Extension term of agreements |  | 10 years
Threshold period of advance written notice to the VIEs requesting not to extend the term, three months prior to the expiration dates |  | 30 days
Period prior to expiration of the loan agreements for which advance written notice is given to VIEs |  | 3 months
Exclusive Equity Option Agreement |  |
Term of agreements |  | 10 years
Threshold period of advance written notice to the VIEs requesting not to extend the term, three months prior to the expiration dates |  | 30 days
Exclusive Technical and Consulting Services Agreement |  |
Term of agreements |  | 10 years
Extension term of agreements |  | 10 years
Threshold period of advance written notice to the VIEs requesting not to extend the term, three months prior to the expiration dates | 3 months |
Loan Agreements |  |
Term of agreements |  | 10 years
Extension term of agreements |  | 10 years
Period prior to expiration of the loan agreements for which advance written notice is given to VIEs |  | 3 months

X
- Definition Represents the extension term of agreements. + References No definition available. + Details
Name: | kxin_ExtensionTermOfAgreements
Namespace Prefix: | kxin_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the period of extension for which 30-day advance written notice is given to VIEs. + References No definition available. + Details
Name: | kxin_PeriodOfExtensionForWhich30DayAdvanceWrittenNoticeIsGivenToVies
Namespace Prefix: | kxin_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the term of agreements. + References No definition available. + Details
Name: | kxin_TermOfAgreements
Namespace Prefix: | kxin_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the threshold period of advance written notice to the VIEs requesting not to extend the term, three months prior to the expiration dates. + References No definition available. + Details
Name: | kxin_ThresholdPeriodOfAdvanceWrittenNoticeToViesRequestingNotToExtendTermThreeMonthsPriorToExpirationDates
Namespace Prefix: | kxin_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | kxin_AgreementAxis=kxin_BusinessOperationsAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kxin_AgreementAxis=kxin_ExclusiveEquityOptionAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kxin_AgreementAxis=kxin_ExclusiveTechnicalAndConsultingServicesAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kxin_AgreementAxis=kxin_LoanAgreementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |