ACCRUED ISSUABLE EQUITY (Details)	9 Months Ended
Sep. 30, 2021 USD ($)
Movements In Accrued Issuable Equity For Services, Current [Roll Forward]
Beginning balance	$ 128,380
Additions	208,680
Reclassifications to equity upon issuance	(209,200)
Mark-to market	66,274
Ending balance	$ 194,134

Carrying value as of the balance sheet date of obligations incurred through that date and payable pursuant to equity issuable for services.

No definition available.

Name:	kutg_AccruedIssuableEquityForServices
Namespace Prefix:	kutg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of additions to accrued issuable equity for services classified as current.

No definition available.

Name:	kutg_AccruedIssuableEquityForServicesCurrentAdditions
Namespace Prefix:	kutg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Amount of mark to market adjustments for accrued issuable equity for services classified as current.

No definition available.

Name:	kutg_AccruedIssuableEquityForServicesCurrentMarkToMarketAdjustments
Namespace Prefix:	kutg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Amount of reclassifications from accrued issuable equity for services classified as current.

No definition available.

Name:	kutg_AccruedIssuableEquityForServicesCurrentReclassifications
Namespace Prefix:	kutg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

Name:	kutg_MovementsInAccruedIssuableEquityForServicesCurrentRollForward
Namespace Prefix:	kutg_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration