Annual report pursuant to Section 13 and 15(d)

CISCO AUDIT (Details Narrative)

v2.4.1.9
CISCO AUDIT (Details Narrative) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Cisco Audit Details Narrative    
Additional Cisco royalty payments as a result of audit $ 3,281,000us-gaap_CostOfServicesLicensesAndServices  
Percentage Revenue 87.00%nssi_PercentageRevenue 77.00%nssi_PercentageRevenue
Percentage of royalty receivable 74.00%nssi_PercentageOfRoyaltyRevenue 75.00%nssi_PercentageOfRoyaltyRevenue