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ORGANIZATION, CONSOLIDATION AND PRINCIPAL ACTIVITIES, Principal subsidiaries, VIE and the VIE's subsidiaries (Details)	12 Months Ended
	Dec. 31, 2023
iHuman Online Limited ("iHuman Online")
Subsidiary And Variable Interest Entity [Line Items]
Percentage of equity interest, subsidiaries (as a percent)	100.00%
Hongen Perfect Future (Tianjin) Investment Co., Ltd. ("Hongen Investment", or the "WFOE")
Subsidiary And Variable Interest Entity [Line Items]
Percentage of equity interest, subsidiaries (as a percent)	100.00%
Hongen Perfect (Beijing) Education Technology Development Co., Ltd.
Subsidiary And Variable Interest Entity [Line Items]
Percentage of equity interest, subsidiaries (as a percent)	100.00%
Tianjin Hongen Perfect Future Education Technology Co., Ltd. ("Tianjin Hongen", or the "VIE")
Subsidiary And Variable Interest Entity [Line Items]
Percentage of equity interest, Variable interest entity or subsidiaries of the VIE (as a percent)	0.00%
Beijing Jinhongen Education Technology Co., Ltd. ("Beijing Jinhongen")
Subsidiary And Variable Interest Entity [Line Items]
Percentage of equity interest, Variable interest entity or subsidiaries of the VIE (as a percent)	0.00%

X

- Definition

n/a

+ References

No definition available.

+ Details

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

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- Definition

Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 5A
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481203/810-10-50-5A

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- Details

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- Details

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- Details

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- Details

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