It represents about the amortization period of finite-lived intangible assets.

No definition available.

Name:	cga_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod
Namespace Prefix:	cga_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The intangible assets land use right in acres

+ References

No definition available.

+ Details

Name:	cga_IntangibleAssetsLandUseRight
Namespace Prefix:	cga_
Data Type:	num:areaItemType
Balance Type:	na
Period Type:	instant

- Definition

Fair value portion of assets, excluding financial assets, that lack physical substance, having a limited useful life.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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

- Definition

Remaining amortization period of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Period Type:	duration

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_UseRightsMember
Namespace Prefix:
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Balance Type:
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- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_PatentedTechnologyMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerRelationshipsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_NoncompeteAgreementsMember
Namespace Prefix:
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- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TrademarksMember
Namespace Prefix:
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Period Type:

Intangible Assets (Details Textual)		1 Months Ended			12 Months Ended
Intangible Assets (Details Textual)	Jul. 02, 2010 USD ($)	Sep. 25, 2009 USD ($) a	Aug. 13, 2003 USD ($) a	Aug. 16, 2001 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2016 CNY (¥)	Jul. 02, 2010 CNY (¥)	Sep. 25, 2009 CNY (¥) a	Aug. 13, 2003 CNY (¥) a	Aug. 16, 2001 CNY (¥)
Land use rights, net [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible asets land use right		88	11					88	11
Fair value of intangible assets		$ 11,014,327	$ 157,415	$ 1,096,408				¥ 73,184,895	¥ 1,045,950	¥ 7,285,099
Amortization period of intangible assets		50 years	50 years	50 years
Technology Patent [Member]
Finite-Lived Intangible Assets [Line Items]
Fair value of intangible assets	$ 1,384,600			$ 884,198			¥ 9,200,000			¥ 5,875,068
Amortization period of intangible assets				10 years
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Fair value of intangible assets	$ 9,782,500				$ 2,474,601	¥ 16,442,531	65,000,000
Amortization period of intangible assets	10 years
Amortization period of intangible assets,description					Seven to ten years.
Non-compete agreement [Member]
Finite-Lived Intangible Assets [Line Items]
Fair value of intangible assets	$ 198,660				$ 925,678	6,150,683	1,320,000
Amortization period of intangible assets	5 years				5 years
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Fair value of intangible assets	$ 6,125,350				$ 4,462	¥ 29,648	¥ 40,700,000