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COMMITMENTS AND CONTINGENCIES (Details Textual) | 9 Months Ended | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2014 USD ($) | Mar. 31, 2012 USD ($) | Jan. 31, 2008 Xian Jinong Hi Tech Agriculture Demonstration Zone [Member] USD ($) | Jan. 31, 2008 Xian Jinong Hi Tech Agriculture Demonstration Zone [Member] CNY | Feb. 29, 2004 Village Committee of Dong Gao Village and Zhen Nan Zhang Dai Village [Member] USD ($) | Feb. 29, 2004 Village Committee of Dong Gao Village and Zhen Nan Zhang Dai Village [Member] CNY | Jun. 30, 2012 Kingtone Information [Member] USD ($) | Jun. 30, 2012 Kingtone Information [Member] CNY
Leases [Line Items] |  |  |  |  |  |  |  |
Date of New Lease Agreement Entered |  |  |  |  |  |  | Jul. 01, 2012 | Jul. 01, 2012
Operating Leases, Rent Expense | $ 35,758 | $ 46,822 | $ 844 | 5,200 | $ 480 | 2,958 | $ 4,000 | 24,480
Lease Term |  |  | 10 years | 10 years | 50 years | 50 years | 2 years | 2 years
Rented Lease, Area in Square Meter |  |  |  |  |  |  | 612 square meters | 612 square meters
Rented Lease, Area in Square Feet |  |  |  |  |  |  | 6,588 square feet | 6,588 square feet

X
- Definition The date at which new lease agreement entered by party. + References No definition available. + Details
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Namespace Prefix: | cga_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | cga_LeasesLineItems
Namespace Prefix: | cga_
Data Type: | xbrli:stringItemType
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Period Type: | duration

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- Definition It represents the period in which lease term expires. + References No definition available. + Details
Name: | cga_LeaseTerm
Namespace Prefix: | cga_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition It represents rented area measured by square feet. + References No definition available. + Details
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Namespace Prefix: | cga_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition It represents rented lease area measured by square meter. + References No definition available. + Details
Name: | cga_RentedLeaseAreaInSquareMeter
Namespace Prefix: | cga_
Data Type: | xbrli:stringItemType
Balance Type: | na
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- Definition Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration