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ENTITY WIDE DISCLOSURE (Schedule of Revenues by Geographic Areas) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Revenues by geographic areas:    
Revenues $ 477us-gaap_Revenues $ 1,482us-gaap_Revenues
Germany [Member]    
Revenues by geographic areas:    
Revenues 131us-gaap_Revenues
/ us-gaap_StatementGeographicalAxis
= country_DE
66us-gaap_Revenues
/ us-gaap_StatementGeographicalAxis
= country_DE
Belarus [Member]    
Revenues by geographic areas:    
Revenues 78us-gaap_Revenues
/ us-gaap_StatementGeographicalAxis
= country_BY
32us-gaap_Revenues
/ us-gaap_StatementGeographicalAxis
= country_BY
Spain [Member]    
Revenues by geographic areas:    
Revenues 45us-gaap_Revenues
/ us-gaap_StatementGeographicalAxis
= country_ES
201us-gaap_Revenues
/ us-gaap_StatementGeographicalAxis
= country_ES
Middle East [Member]    
Revenues by geographic areas:    
Revenues 36us-gaap_Revenues
/ us-gaap_StatementGeographicalAxis
= us-gaap_MiddleEastMember
624us-gaap_Revenues
/ us-gaap_StatementGeographicalAxis
= us-gaap_MiddleEastMember
Other [Member]    
Revenues by geographic areas:    
Revenues $ 187us-gaap_Revenues
/ us-gaap_StatementGeographicalAxis
= nspr_OtherCountriesMember
$ 559us-gaap_Revenues
/ us-gaap_StatementGeographicalAxis
= nspr_OtherCountriesMember