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Operating Segments - Summary of Operating Information (Details) (USD $) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2014 | Dec. 31, 2013
Revenues | $ 12,352,604us-gaap_Revenues | $ 8,554,301us-gaap_Revenues | $ 22,579,755us-gaap_Revenues | $ 17,475,043us-gaap_Revenues
Net income (loss) after taxes and before non-controlling interest | (1,505,930)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | (1,795,286)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | (3,735,156)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | (2,025,293)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
Discontinued operation |  | (145,527)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax |  | (378,468)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax
Net loss - Consolidated | (1,505,930)us-gaap_ProfitLoss | (1,940,813)us-gaap_ProfitLoss | (3,735,156)us-gaap_ProfitLoss | (2,403,761)us-gaap_ProfitLoss
Unaffiliated Customers [Member] |  |  |  |
Revenues | 10,998,128us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember | 7,297,402us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember | 19,829,279us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember | 15,250,601us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember
Affiliated Customers [Member] |  |  |  |
Revenues | 1,354,476us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_AffiliatedCustomersMember | 1,256,899us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_AffiliatedCustomersMember | 2,750,476us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_AffiliatedCustomersMember | 2,224,442us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_AffiliatedCustomersMember
Consolidated [Member] |  |  |  |
Revenues | 12,352,604us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_ConsolidatedMember | 8,554,301us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_ConsolidatedMember | 22,579,755us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_ConsolidatedMember | 17,475,043us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_ConsolidatedMember
North America [Member] |  |  |  |
Net income (loss) after taxes and before non-controlling interest | 446,050us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember | 23,271us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember | 711,773us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember | 216,472us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember
North America [Member] | Unaffiliated Customers [Member] |  |  |  |
Revenues | 1,423,560us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember | 857,904us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember | 2,590,337us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember | 1,939,522us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember
Europe [Member] |  |  |  |
Net income (loss) after taxes and before non-controlling interest | (274,697)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | (297,595)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | (257,873)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | (851,313)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember
Europe [Member] | Unaffiliated Customers [Member] |  |  |  |
Revenues | 1,921,596us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 1,559,880us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 3,771,609us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 2,768,382us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember
Asia Pacific [Member] |  |  |  |
Net income (loss) after taxes and before non-controlling interest | (274,697)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember | (250,808)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember | (2,105,371)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember | 1,029,610us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember
Asia Pacific [Member] | Unaffiliated Customers [Member] |  |  |  |
Revenues | 7,652,972us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember | 4,879,618us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember | 13,467,333us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember | 10,542,697us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_UnaffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember
Asia Pacific [Member] | Affiliated Customers [Member] |  |  |  |
Revenues | 1,354,476us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_AffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember | 1,256,899us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_AffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember | 2,750,476us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_AffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember | 2,224,442us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = ntwk_AffiliatedCustomersMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember
Corporate Headquaters [Member] |  |  |  |
Net income (loss) after taxes and before non-controlling interest | (1,091,128)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = ntwk_CorporateHeadquatersMember | (1,270,154)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = ntwk_CorporateHeadquatersMember | (2,083,685)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = ntwk_CorporateHeadquatersMember | (2,420,062)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementGeographicalAxis = ntwk_CorporateHeadquatersMember
Discontinued Operations [Member] |  |  |  |
Discontinued operation |  | (145,527)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentDiscontinuedOperationsMember |  | (378,468)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentDiscontinuedOperationsMember
Intersegment Eliminations [Member] |  |  |  |
Revenues | 1,502,786us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember | 836,615us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember | 1,914,433us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember | 1,289,089us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember
Intersegment Eliminations [Member] | Europe [Member] |  |  |  |
Revenues | 92,641us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 187,136us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 223,169us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember | 336,532us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember
Intersegment Eliminations [Member] | Asia Pacific [Member] |  |  |  |
Revenues | $ 1,410,145us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember | $ 649,479us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember | $ 1,691,264us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember | $ 952,557us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_IntersegmentEliminationMember / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember

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- Definition This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses and taxes from ongoing operations before extraordinary items, and noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4569616-111683 + Details
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- Definition Amount of income (loss) from a disposal group, net of income tax before extraordinary items allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6892542&loc=d3e957-107759 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.12) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 13 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.14) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 15 -Article 5 + Details
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