Quarterly report pursuant to Section 13 or 15(d)

Operating Segments - Summary of Operating Information (Details)

v2.4.1.9
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