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SHORT-TERM BORROWINGS DUE TO RELATED PARTIES - Additional Information (Details)	12 Months Ended
	Jun. 30, 2025 CNY (¥)	Jun. 30, 2025 USD ($)	Jun. 30, 2024 CNY (¥)	Jun. 30, 2023 CNY (¥)
Short term borrowings
SHORT-TERM BORROWINGS DUE TO RELATED PARTIES
Guaranteed or collateralized	¥ 0		¥ 0
Interest expense due to third party	349,792	$ 48,829	648,581	¥ 326,893
Related Parties
SHORT-TERM BORROWINGS DUE TO RELATED PARTIES
Guaranteed or collateralized	¥ 0		¥ 0

X

- Definition

The amount of borrowings collateralized which are due to related party.

+ References

No definition available.

+ Details

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Namespace Prefix:	rcon_
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Balance Type:	credit
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X

- Definition

The aggregate interest expense incurred on short-term borrowings including commercial paper and Federal funds purchased and securities sold under agreements to repurchase.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1402
-Paragraph a
-Publisher SEC

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1402
-Paragraph b
-Subparagraph (1)
-Publisher SEC

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04(7))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478524/942-220-S99-1

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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