Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment - Summary of Fixed Assets Held Under Capital Leases (Details)

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Property and Equipment - Summary of Fixed Assets Held Under Capital Leases (Details) (USD $)
Mar. 31, 2015
Jun. 30, 2014
Capital Leased Assets [Line Items]    
Fixed assets held under capital leases,Total $ 1,914,014us-gaap_CapitalLeasedAssetsGross $ 1,861,445us-gaap_CapitalLeasedAssetsGross
Less: Accumulated Depreciation - Net (585,074)us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation (469,336)us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation
Fixed assets held under capital leases, Net 1,328,940us-gaap_CapitalLeasesBalanceSheetAssetsByMajorClassNet 1,392,109us-gaap_CapitalLeasesBalanceSheetAssetsByMajorClassNet
Computers Equipment [Member]    
Capital Leased Assets [Line Items]    
Fixed assets held under capital leases,Total 672,293us-gaap_CapitalLeasedAssetsGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= ntwk_ComputersEquipmentMember
731,354us-gaap_CapitalLeasedAssetsGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= ntwk_ComputersEquipmentMember
Furniture and Fixtures [Member]    
Capital Leased Assets [Line Items]    
Fixed assets held under capital leases,Total 351,004us-gaap_CapitalLeasedAssetsGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_FurnitureAndFixturesMember
280,184us-gaap_CapitalLeasedAssetsGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_FurnitureAndFixturesMember
Vehicles [Member]    
Capital Leased Assets [Line Items]    
Fixed assets held under capital leases,Total $ 890,717us-gaap_CapitalLeasedAssetsGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_VehiclesMember
$ 849,907us-gaap_CapitalLeasedAssetsGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= us-gaap_VehiclesMember