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BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Textual) (USD $) | 12 Months Ended
--- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2012
Amortization of Deferred Assets | $ 27,390,957 cga_AmortizationOfDeferredAssets | $ 9,970,715 cga_AmortizationOfDeferredAssets | $ 1,164,349 cga_AmortizationOfDeferredAssets
Deferred Asset, Amortization Expense, Next Twelve Months | 41,807,390 cga_DeferredAssetAmortizationExpenseNextTwelveMonths |  |
Deferred Asset, Amortization Expense, Year Two | 31,383,751 cga_DeferredAssetAmortizationExpenseYearTwo |  |
Deferred Asset, Amortization Expense, Year Three | 10,489,284 cga_DeferredAssetAmortizationExpenseYearThree |  |
Asset Impairment Charges, Total | 5,161,815 us-gaap_AssetImpairmentCharges | 0 us-gaap_AssetImpairmentCharges | 0 us-gaap_AssetImpairmentCharges
Accounts Receivable, Net, Current | 88,781,608 us-gaap_AccountsReceivableNetCurrent | 85,323,442 us-gaap_AccountsReceivableNetCurrent |
Allowance for Doubtful Accounts Receivable, Current | 237,594 us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent | 122,275 us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent |
Other Receivables, Net, Current | 3,942,542 us-gaap_OtherReceivablesNetCurrent | 0 us-gaap_OtherReceivablesNetCurrent |
Other Receivables | 2,628,361 us-gaap_OtherReceivables | 0 us-gaap_OtherReceivables |
Customer Deposits, Current | 25,700,586 us-gaap_CustomerDepositsCurrent | 1,433,661 us-gaap_CustomerDepositsCurrent |
China Banks [Member] |  |  |
Interest-bearing Deposits in Banks and Other Financial Institutions | 26,772,382 us-gaap_InterestBearingDepositsInBanks / us-gaap_StatementClassOfStockAxis = cga_ChinaBanksMember | 74,969,190 us-gaap_InterestBearingDepositsInBanks / us-gaap_StatementClassOfStockAxis = cga_ChinaBanksMember |
United States Banks [Member] |  |  |
Interest-bearing Deposits in Banks and Other Financial Institutions | 117,939 us-gaap_InterestBearingDepositsInBanks / us-gaap_StatementClassOfStockAxis = cga_UnitedStatesBanksMember | 65,299 us-gaap_InterestBearingDepositsInBanks / us-gaap_StatementClassOfStockAxis = cga_UnitedStatesBanksMember |
Cash, FDIC Insured Amount | $ 500,000 us-gaap_CashFDICInsuredAmount / us-gaap_StatementClassOfStockAxis = cga_UnitedStatesBanksMember |  |
Jinong [Member] |  |  |
Principle of Consolidation Converted Percentage | 100.00%cga_PrincipleOfConsolidationConvertedPercentage / dei_LegalEntityAxis = cga_JinongMember |  |
One Natural Person [Member] |  |  |
Principle of Consolidation Converted Percentage | 100.00%cga_PrincipleOfConsolidationConvertedPercentage / dei_LegalEntityAxis = cga_OneNaturalPersonMember |  |

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