2.4.0.80026 - Disclosure - 2. 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Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.No definition available.false0Property and equipment useful life3false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2false truefalseFrom2013-01-01to2013-06-30_BuildingMember_MaximumMemberhttp://www.sec.gov/CIK0000828878duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseBuildingMemberus-gaap_PropertyPlantAndEquipmentByTypeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_BuildingMemberus-gaap_PropertyPlantAndEquipmentByTypeAxisexplicitMemberfalsefalseMaximumMemberus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MaximumMemberus-gaap_RangeAxisexplicitMembernanafalse0BuildingMember | MaximumMember4false 4us-gaap_PropertyPlantAndEquipmentUsefulLifeus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse0026 yearsfalsefalsefalsexbrli:durationItemTypenaUseful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.No definition available.false0Property and equipment useful life5false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse3false truefalseFrom2013-01-01to2013-06-30_EquipmentMemberhttp://www.sec.gov/CIK0000828878duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseEquipmentMemberus-gaap_PropertyPlantAndEquipmentByTypeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_EquipmentMemberus-gaap_PropertyPlantAndEquipmentByTypeAxisexplicitMembernanafalse0EquipmentMember6false 4us-gaap_PropertyPlantAndEquipmentUsefulLifeus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse005 yearsfalsefalsefalsexbrli:durationItemTypenaUseful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.No definition available.false0Property and equipment useful life7false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse4false truefalseFrom2013-01-01to2013-06-30_AutomobilesMemberhttp://www.sec.gov/CIK0000828878duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseAutomobilesMemberus-gaap_PropertyPlantAndEquipmentByTypeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_AutomobilesMemberus-gaap_PropertyPlantAndEquipmentByTypeAxisexplicitMembernanafalse0AutomobilesMember8false 4us-gaap_PropertyPlantAndEquipmentUsefulLifeus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse005 yearsfalsefalsefalsexbrli:durationItemTypenaUseful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.No definition available.false0Property and equipment useful life9false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse5false truefalseFrom2013-01-01to2013-06-30_FurnitureAndFixturesMemberhttp://www.sec.gov/CIK0000828878duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseFurnitureAndFixturesMemberus-gaap_PropertyPlantAndEquipmentByTypeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_FurnitureAndFixturesMemberus-gaap_PropertyPlantAndEquipmentByTypeAxisexplicitMembernanafalse0FurnitureAndFixturesMember10false 4us-gaap_PropertyPlantAndEquipmentUsefulLifeus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse005 yearsfalsefalsefalsexbrli:durationItemTypenaUseful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.No definition available.false0Property and equipment useful lifefalse2. Summary of significant accounting policies (Details)UnKnownUnKnownUnKnownUnKnowntruefalsefalseSheethttp://greatchinaholdings.com/role/SummaryOfSignificantAccountingPoliciesDetails110