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Prepayments, Other Receivables and Other Assets - Schedule of Allowance for ECLs(Parenthetical) (Details)	12 Months Ended
	Dec. 31, 2021 CNY (¥)
Prepayments Other Receivables And Other Assets [Line Items]
Value Are Less Than Thousand In Allowance	¥ 1,000

X

- Definition

Prepayments, other receivables and other assets.

+ References

No definition available.

+ Details

Name:	kuke_PrepaymentsOtherReceivablesAndOtherAssetsLineItems
Namespace Prefix:	kuke_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Value are less than thousand in allowance.

+ References

No definition available.

+ Details

Name:	kuke_ValueAreLessThanThousandInAllowance
Namespace Prefix:	kuke_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration