| 
           Debts (Details Narrative) (USD $)
  
         | 
        9 Months Ended | 
        12 Months Ended | 
        3 Months Ended | 
        9 Months Ended | 
        1 Months Ended | 
        3 Months Ended | 
        1 Months Ended | 
         | 
         | 
      
      
        | 
           Mar. 31, 2015 
         | 
        
           Jun. 30, 2014 
         | 
        
           Dec. 31, 2014 
         | 
        
           Mar. 31, 2014 
         | 
        
           Dec. 31, 2014 
         | 
        
           Mar. 31, 2014 
         | 
        
           Oct. 31, 2011 
         | 
        
           Mar. 31, 2015 
         | 
        
           Oct. 31, 2013 
         | 
        
           Mar. 31, 2014 
         | 
        
           Jun. 30, 2012 
         | 
        
           Jun. 30, 2008 
         | 
      
      
        | Capital Lease Arrangements [Member] | 
         
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        | Lease arrangement expiration | 
        
 years through 2018 
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        | NTE [Member] | 
         
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        | Percentage of debt service cost | 
        
150.00%ntwk_DebtServiceCoverageMinimumPercentageOfDebtServiceCost / us-gaap_BusinessAcquisitionAxis = ntwk_NTEMember
 | 
         
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        | GBP [Member] | NTE [Member] | 
         
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        | Tangible adjusted net | 
        
 600,000us-gaap_NetAssetsAdjustedBalance / us-gaap_BusinessAcquisitionAxis = ntwk_NTEMember / us-gaap_CurrencyAxis = ntwk_GBPMember
 | 
         
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$ 600,000us-gaap_NetAssetsAdjustedBalance / us-gaap_BusinessAcquisitionAxis = ntwk_NTEMember / us-gaap_CurrencyAxis = ntwk_GBPMember
 | 
         
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        | Habib American Bank [Member] | 
         
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        | Line of credit variable interest rate | 
        
1.50%us-gaap_LineOfCreditFacilityInterestRateDuringPeriod / us-gaap_LineOfCreditFacilityAxis = ntwk_HabibAmericanBankMember
 | 
        
1.50%us-gaap_LineOfCreditFacilityInterestRateDuringPeriod / us-gaap_LineOfCreditFacilityAxis = ntwk_HabibAmericanBankMember
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        | Habib American Bank [Member] | NTA [Member] | 
         
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        | Line of credit variable interest rate | 
        
1.90%us-gaap_LineOfCreditFacilityInterestRateDuringPeriod / dei_LegalEntityAxis = ntwk_NTAMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HabibAmericanBankMember
 | 
        
1.90%us-gaap_LineOfCreditFacilityInterestRateDuringPeriod / dei_LegalEntityAxis = ntwk_NTAMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HabibAmericanBankMember
 | 
         
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        | Debt instrument, collateral amount | 
         
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500,000us-gaap_DebtInstrumentCollateralAmount / dei_LegalEntityAxis = ntwk_NTAMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HabibAmericanBankMember
 | 
         
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        | Habib American Bank [Member] | NTA [Member] | Line of Credit [Member] | 
         
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        | Interest expense | 
         
 | 
         
 | 
        
0us-gaap_InterestExpenseDebt / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember / dei_LegalEntityAxis = ntwk_NTAMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HabibAmericanBankMember
 | 
        
9,536us-gaap_InterestExpenseDebt / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember / dei_LegalEntityAxis = ntwk_NTAMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HabibAmericanBankMember
 | 
        
8,658us-gaap_InterestExpenseDebt / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember / dei_LegalEntityAxis = ntwk_NTAMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HabibAmericanBankMember
 | 
        
26,262us-gaap_InterestExpenseDebt / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember / dei_LegalEntityAxis = ntwk_NTAMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HabibAmericanBankMember
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        | HSBC Bank [Member] | NTE [Member] | 
         
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        | Line of credit variable interest rate | 
         
 | 
         
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 | 
        
4.00%us-gaap_LineOfCreditFacilityInterestRateDuringPeriod / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
 | 
         
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        | Interest expense | 
        
37,578us-gaap_InterestExpenseDebt / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
 | 
         
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19,940us-gaap_InterestExpenseDebt / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
 | 
         
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61,429us-gaap_InterestExpenseDebt / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
 | 
         
 | 
        
7,628us-gaap_InterestExpenseDebt / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
 | 
         
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        | Business acquisition, percentage of voting interests acquired | 
         
 | 
         
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 | 
        
51.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
 | 
         
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        | Line of credit facility, maximum borrowing capacity | 
         
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1,483,459us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
 | 
         
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        | Debt instrument maturity term | 
         
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 | 
        5 years
 | 
         
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        | Line of credit facility, periodic payment | 
         
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27,325us-gaap_LineOfCreditFacilityPeriodicPayment / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
 | 
         
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        | Debt instrument, base rate | 
         
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 | 
        
3.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
 | 
         
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        | HSBC Bank [Member] | NTE [Member] | GBP [Member] | 
         
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        | Line of credit facility, maximum borrowing capacity | 
         
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 | 
        
1,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_CurrencyAxis = ntwk_GBPMember / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
 | 
         
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        | Line of credit facility, periodic payment | 
         
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18,420us-gaap_LineOfCreditFacilityPeriodicPayment / us-gaap_CurrencyAxis = ntwk_GBPMember / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
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        | HSBC Bank [Member] | NTE [Member] | Overdraft Facility [Member] | 
         
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        | Line of credit variable interest rate | 
        
4.75%us-gaap_LineOfCreditFacilityInterestRateDuringPeriod / us-gaap_CreditFacilityAxis = ntwk_OverdraftFacilityMember / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
 | 
        
4.75%us-gaap_LineOfCreditFacilityInterestRateDuringPeriod / us-gaap_CreditFacilityAxis = ntwk_OverdraftFacilityMember / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
 | 
         
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        | Line of credit | 
         
 | 
         
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 | 
        
445,038us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = ntwk_OverdraftFacilityMember / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
 | 
      
      
        | Overdraft credit facility maximum days of debt | 
        90 days
 | 
         
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        | Overdraft credit facility minimum percentage | 
        
200.00%ntwk_OverdraftCreditFacilityMinimumPercentage / us-gaap_CreditFacilityAxis = ntwk_OverdraftFacilityMember / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
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        | HSBC Bank [Member] | NTE [Member] | Overdraft Facility [Member] | GBP [Member] | 
         
 | 
         
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 | 
      
      
        | Line of credit | 
         
 | 
         
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 | 
        
300,000us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = ntwk_OverdraftFacilityMember / us-gaap_CurrencyAxis = ntwk_GBPMember / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_HSBCBankMember
 | 
      
      
        | Askari Bank [Member] | NetSol PK [Member] | TwoTerm Finance Facility [Member] | 
         
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        | Line of credit | 
        
1,091,279us-gaap_LineOfCredit / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AskariBankMember / us-gaap_LongtermDebtTypeAxis = ntwk_TwoTermFinanceFacilityMember
 | 
         
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1,091,279us-gaap_LineOfCredit / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AskariBankMember / us-gaap_LongtermDebtTypeAxis = ntwk_TwoTermFinanceFacilityMember
 | 
         
 | 
         
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        | Debt instrument, base rate | 
        
2.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AskariBankMember / us-gaap_LongtermDebtTypeAxis = ntwk_TwoTermFinanceFacilityMember
 | 
        
2.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AskariBankMember / us-gaap_LongtermDebtTypeAxis = ntwk_TwoTermFinanceFacilityMember
 | 
         
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        | Secured debt | 
        
5,620,000us-gaap_SecuredDebt / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AskariBankMember / us-gaap_LongtermDebtTypeAxis = ntwk_TwoTermFinanceFacilityMember
 | 
         
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 | 
         
 | 
         
 | 
        
5,620,000us-gaap_SecuredDebt / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AskariBankMember / us-gaap_LongtermDebtTypeAxis = ntwk_TwoTermFinanceFacilityMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Debt instrument, interest rate | 
        
12.39%us-gaap_DebtInstrumentInterestRateStatedPercentage / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AskariBankMember / us-gaap_LongtermDebtTypeAxis = ntwk_TwoTermFinanceFacilityMember
 | 
        
12.39%us-gaap_DebtInstrumentInterestRateStatedPercentage / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AskariBankMember / us-gaap_LongtermDebtTypeAxis = ntwk_TwoTermFinanceFacilityMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
        
12.39%us-gaap_DebtInstrumentInterestRateStatedPercentage / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AskariBankMember / us-gaap_LongtermDebtTypeAxis = ntwk_TwoTermFinanceFacilityMember
 | 
         
 | 
         
 | 
         
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 | 
      
      
        | Askari Bank [Member] | NetSol PK [Member] | INR [Member] | TwoTerm Finance Facility [Member] | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
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 | 
      
      
        | Line of credit | 
        
112,500,000us-gaap_LineOfCredit / us-gaap_CurrencyAxis = ntwk_INRMember / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AskariBankMember / us-gaap_LongtermDebtTypeAxis = ntwk_TwoTermFinanceFacilityMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
        
112,500,000us-gaap_LineOfCredit / us-gaap_CurrencyAxis = ntwk_INRMember / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AskariBankMember / us-gaap_LongtermDebtTypeAxis = ntwk_TwoTermFinanceFacilityMember
 | 
         
 | 
         
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 | 
      
      
        | Secured debt | 
        
580,000,000us-gaap_SecuredDebt / us-gaap_CurrencyAxis = ntwk_INRMember / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AskariBankMember / us-gaap_LongtermDebtTypeAxis = ntwk_TwoTermFinanceFacilityMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
        
580,000,000us-gaap_SecuredDebt / us-gaap_CurrencyAxis = ntwk_INRMember / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AskariBankMember / us-gaap_LongtermDebtTypeAxis = ntwk_TwoTermFinanceFacilityMember
 | 
         
 | 
         
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 | 
      
      
        | Asakari Bank Limited [Member] | NetSol PK [Member] | 
         
 | 
         
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 | 
      
      
        | Interest expense | 
        
104,203us-gaap_InterestExpenseDebt / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AsakariBankLimitedMember
 | 
         
 | 
         
 | 
        
36,762us-gaap_InterestExpenseDebt / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AsakariBankLimitedMember
 | 
         
 | 
        
122,943us-gaap_InterestExpenseDebt / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AsakariBankLimitedMember
 | 
         
 | 
        
31,428us-gaap_InterestExpenseDebt / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AsakariBankLimitedMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Line of credit | 
        
2,910,079us-gaap_LineOfCredit / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AsakariBankLimitedMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
        
2,910,079us-gaap_LineOfCredit / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AsakariBankLimitedMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Proceeds from Line of credit facility | 
        
1,940,052us-gaap_ProceedsFromLinesOfCredit / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AsakariBankLimitedMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
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 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Debt instrument, interest rate | 
        
7.50%us-gaap_DebtInstrumentInterestRateStatedPercentage / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AsakariBankLimitedMember
 | 
        
9.40%us-gaap_DebtInstrumentInterestRateStatedPercentage / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AsakariBankLimitedMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
        
7.50%us-gaap_DebtInstrumentInterestRateStatedPercentage / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AsakariBankLimitedMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Long term debt convenant description | 
        
 long term debt equity ratio of 60:40 and the current ratio of 1:1 
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Debt instrument, term | 
        6 months
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Asakari Bank Limited [Member] | NetSol PK [Member] | INR [Member] | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Line of credit | 
        
300,000,000us-gaap_LineOfCredit / us-gaap_CurrencyAxis = ntwk_INRMember / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AsakariBankLimitedMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
        
300,000,000us-gaap_LineOfCredit / us-gaap_CurrencyAxis = ntwk_INRMember / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AsakariBankLimitedMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Proceeds from Line of credit facility | 
        
200,000,000us-gaap_ProceedsFromLinesOfCredit / us-gaap_CurrencyAxis = ntwk_INRMember / dei_LegalEntityAxis = ntwk_NetSolPKMember / us-gaap_LineOfCreditFacilityAxis = ntwk_AsakariBankLimitedMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Investec [Member] | NTE [Member] | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Line of credit facility, interest rate | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
        
4.10%us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Line of credit | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
        
12,870us-gaap_LineOfCredit / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Line of credit facility, periodic payment | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
        
148,346us-gaap_LineOfCreditFacilityPeriodicPayment / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Debt instrument, term | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
        1 year
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Investec [Member] | NTE [Member] | GBP [Member] | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Line of credit | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
        
8,676us-gaap_LineOfCredit / us-gaap_CurrencyAxis = ntwk_GBPMember / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Line of credit facility, periodic payment | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
        
100,000us-gaap_LineOfCreditFacilityPeriodicPayment / us-gaap_CurrencyAxis = ntwk_GBPMember / dei_LegalEntityAxis = ntwk_NTEMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Investec [Member] | VLS [Member] | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Line of credit facility, interest rate | 
         
 | 
         
 | 
         
 | 
        
3.13%us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
        
3.13%us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
         
 | 
        
3.13%us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
      
      
        | Line of credit | 
         
 | 
         
 | 
         
 | 
        
222,519us-gaap_LineOfCredit / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
        
222,519us-gaap_LineOfCredit / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
         
 | 
        
222,519us-gaap_LineOfCredit / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
      
      
        | Line of credit facility, maximum borrowing capacity | 
        
119,655us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
        
119,655us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Debt instrument, term | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
        2 years
 | 
         
 | 
         
 | 
      
      
        | Debt instrument annual payment | 
         
 | 
         
 | 
         
 | 
        
111,259us-gaap_DebtInstrumentAnnualPrincipalPayment / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
        
111,259us-gaap_DebtInstrumentAnnualPrincipalPayment / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
         
 | 
        
111,259us-gaap_DebtInstrumentAnnualPrincipalPayment / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
      
      
        | Investec [Member] | VLS [Member] | GBP [Member] | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Line of credit | 
         
 | 
         
 | 
         
 | 
        
150,000us-gaap_LineOfCredit / us-gaap_CurrencyAxis = ntwk_GBPMember / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
        
150,000us-gaap_LineOfCredit / us-gaap_CurrencyAxis = ntwk_GBPMember / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
         
 | 
        
150,000us-gaap_LineOfCredit / us-gaap_CurrencyAxis = ntwk_GBPMember / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
      
      
        | Debt instrument annual payment | 
         
 | 
         
 | 
         
 | 
        
$ 75,000us-gaap_DebtInstrumentAnnualPrincipalPayment / us-gaap_CurrencyAxis = ntwk_GBPMember / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
        
$ 75,000us-gaap_DebtInstrumentAnnualPrincipalPayment / us-gaap_CurrencyAxis = ntwk_GBPMember / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
         
 | 
        
$ 75,000us-gaap_DebtInstrumentAnnualPrincipalPayment / us-gaap_CurrencyAxis = ntwk_GBPMember / dei_LegalEntityAxis = ntwk_VLSMember / us-gaap_LineOfCreditFacilityAxis = ntwk_InvestecMember
 | 
         
 | 
         
 | 
      
      
        | Directors' and Officers And Errors and Omissions Liability Insurance [Member] | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
      
      
        | Line of credit facility, interest rate | 
        
0.49%us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd / us-gaap_ReinsurancePremiumsForInsuranceCompaniesByProductSegmentAxis = ntwk_DirectorsAndOfficersAndErrorAndOmissionsLiabilityInsuranceMember
 | 
        
0.55%us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd / us-gaap_ReinsurancePremiumsForInsuranceCompaniesByProductSegmentAxis = ntwk_DirectorsAndOfficersAndErrorAndOmissionsLiabilityInsuranceMember
 | 
         
 | 
         
 | 
         
 | 
         
 | 
         
 | 
        
0.49%us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd / us-gaap_ReinsurancePremiumsForInsuranceCompaniesByProductSegmentAxis = ntwk_DirectorsAndOfficersAndErrorAndOmissionsLiabilityInsuranceMember
 | 
         
 | 
         
 | 
         
 | 
         
 |