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SHORT-TERM BANK LOANS (Details)	Jun. 30, 2016 USD ($)	Jun. 30, 2016 CNY (¥)	Jun. 30, 2015 CNY (¥)
Short-term Debt [Line Items]
Total short-term bank loans	$ 0	¥ 0	¥ 7,000,000
Industrial And Commercial Bank [Member]
Short-term Debt [Line Items]
Total short-term bank loans	$ 0	¥ 0	¥ 7,000,000

X

- Definition

Amounts due on short-term bank loans secured by customers' securities on the balance sheet date.

+ References

No definition available.

+ Details

Name:	us-gaap_BankLoans
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- 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.

+ Details

Name:	us-gaap_ShortTermDebtLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_ShortTermDebtTypeAxis=rcon_IndustrialAndCommercialBankMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: