XML 73 R60.htm IDEA: XBRL DOCUMENT
v3.20.4

Taxes Payable (Details) - USD ($) |  |  | 1 Months Ended | 6 Months Ended
--- | --- | --- | --- | ---
Apr. 04, 2018 | Jan. 01, 2008 | Mar. 20, 2019 | Apr. 28, 2017 | Dec. 31, 2020 | Dec. 31, 2019
Taxes Payable (Details) [Line Items] |  |  |  |  |  |
Periodic tax reduction, description |  |  |  |  | The two-year tax exemption and three-year 50% tax reduction tax holiday for production-oriented FIEs was eliminated. |
Provision for income taxes (in Dollars) |  |  |  |  | $ (273,796) | $ (857,195)
Value added tax rate |  |  | 9.00% |  | 13.00% |
US statutory income tax rate, percentage |  |  |  |  | 21.00% | 21.00%
Enterprise Income Tax [Member] |  |  |  |  |  |
Taxes Payable (Details) [Line Items] |  |  |  |  |  |
New enterprise income tax rate |  | 25.00% |  |  |  |
Existing enterprise income tax rate |  | 33.00% |  |  |  |
High tech income tax rate |  | 15.00% |  |  |  |
Effective tax rate, description |  |  |  |  | Our effective tax rates were approximately -4.5% and-1.1% for the six months Ended December 31, 2020 and 2019 |
PRC [Member] |  |  |  |  |  |
Taxes Payable (Details) [Line Items] |  |  |  |  |  |
Periodic tax reduction, description |  |  |  |  | “Reinstatement of VAT for Fertilizer Products”, and Notice #97, “Supplementary Reinstatement of VAT for Fertilizer Products”, which restore the VAT of 13% of the gross sales price on certain fertilizer products includes non-organic fertilizer products starting from September 1, 2015, but granted taxpayers a reduced rate of 3% from September 1, 2015 through June 30, 2016. |
Value added tax rate | 10.00% |  |  | 11.00% |  |
PRC [Member] | Minimum [Member] |  |  |  |  |  |
Taxes Payable (Details) [Line Items] |  |  |  |  |  |
Value added tax rate | 1.00% |  | 1.00% | 2.00% |  |
PRC [Member] | Maximum [Member] |  |  |  |  |  |
Taxes Payable (Details) [Line Items] |  |  |  |  |  |
Value added tax rate | 11.00% |  | 10.00% | 13.00% |  |

X
- Definition Effective tax rate, description. + References No definition available. + Details
Name: | cga_EffectiveTaxRateDescription
Namespace Prefix: | cga_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Existing Enterprise Income Tax Rate as applicable in the Peoples Republic of China. + References No definition available. + Details
Name: | cga_ExistingEnterpriseIncomeTaxRate
Namespace Prefix: | cga_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Income tax rate applicable to companies classifies as high tech. + References No definition available. + Details
Name: | cga_HighTechIncomeTaxRate
Namespace Prefix: | cga_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition New Enterprise Income Tax Rate as applicable in the Peoples Republic of China. + References No definition available. + Details
Name: | cga_NewEnterpriseIncomeTaxRate
Namespace Prefix: | cga_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | cga_ProvisionForIncomeTaxes
Namespace Prefix: | cga_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | cga_TaxesPayableDetailsLineItems
Namespace Prefix: | cga_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The value added tax rate applicable during the period. + References No definition available. + Details
Name: | cga_ValueAddedTaxRate
Namespace Prefix: | cga_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 6.I.Fact.4) -URI http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 + Details
Name: | us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition A description of the factual circumstances giving rise to an income tax exemption or special reduction received from a taxing jurisdiction. + References No definition available. + Details
Name: | us-gaap_IncomeTaxHolidayDescription
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | cga_TaxStatusAxis=cga_EnterpriseIncomeTaxMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=cga_PRCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |