XML 14 R54.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Note 6 - Short-term Borrowings (Details) - Credit Facility Terms and Borrowings | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013
Credit Facility Terms and Borrowings [Abstract] |  |
Interest rate at year-end | 6.00%us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd | 6.00%us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd
Average interest rate | 6.00%us-gaap_LineOfCreditFacilityInterestRateDuringPeriod | 6.00%us-gaap_LineOfCreditFacilityInterestRateDuringPeriod

X
- Details
Name: | ins_CreditFacilityTermsAndBorrowingsAbstract
Namespace Prefix: | ins_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The effective interest rate at the end of the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
Name: | us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The effective interest rate during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
Name: | us-gaap_LineOfCreditFacilityInterestRateDuringPeriod
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration