Disclosure of revenue from contracts with customers.

No definition available.

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- Definition

Transaction price allocated to remaining performance obligations percentage.

+ References

No definition available.

+ Details

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Namespace Prefix:	grvy_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The amount of revenue from performance obligations satisfied (or partially satisfied) in previous periods. [Refer: Performance obligations [domain]; Revenue from contracts with customers]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 15
-IssueDate 2024-01-01
-Paragraph 116
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2024-en-r&anchor=para_116_c&doctype=Standard
-URIDate 2024-03-27

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The amount of the transaction price allocated to the performance obligations that are unsatisfied (or partially unsatisfied) as of the end of the reporting period. The transaction price is the amount of consideration to which an entity expects to be entitled in exchange for transferring promised goods or services to a customer, excluding amounts collected on behalf of third parties (for example, some sales taxes). [Refer: Performance obligations [domain]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 15
-IssueDate 2024-01-01
-Paragraph 120
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2024-en-r&anchor=para_120_a&doctype=Standard
-URIDate 2024-03-27

+ Details

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- Details

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- Details

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- Details

Name:	srt_ProductOrServiceAxis=grvy_MicroTransactionAndSubscriptionRevenueMember
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- Details

Name:	srt_ProductOrServiceAxis=grvy_RoyaltiesAndLicenseFeesMember
Namespace Prefix:
Data Type:	na
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Period Type:

- Details

Name:	srt_ProductOrServiceAxis=grvy_WebsiteAndApplicationDevelopmentMember
Namespace Prefix:
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Revenue from Contracts with Customers - Additional Information (Details) - KRW (₩) ₩ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disclosure Of Revenue From Contracts With Customers [Line Items]
Transaction price allocated to unsatisfied performance obligations	₩ 29,332	₩ 19,875	₩ 18,574
2025
Disclosure Of Revenue From Contracts With Customers [Line Items]
Transaction price allocated to unsatisfied performance obligations, percentage	91.20%
Transaction price allocated to unsatisfied performance obligations	₩ 26,761
More than one year
Disclosure Of Revenue From Contracts With Customers [Line Items]
Transaction price allocated to unsatisfied performance obligations, percentage	8.80%
Transaction price allocated to unsatisfied performance obligations	₩ 2,571
Micro-transaction revenue
Disclosure Of Revenue From Contracts With Customers [Line Items]
Amount of revenue recognized from previous period's contract liabilities	17,159	16,788
Royalties and license fees
Disclosure Of Revenue From Contracts With Customers [Line Items]
Amount of revenue recognized from previous period's contract liabilities	641	71
Website and application development
Disclosure Of Revenue From Contracts With Customers [Line Items]
Amount of revenue recognized from previous period's contract liabilities	₩ 290	₩ 1,685