XML 27 R29.htm IDEA: XBRL DOCUMENT v2.4.1.9
Note 3 - Business Combination - Pro Forma Combined Results of Operations (Details) (ASW Acquisition [Member], USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Mar. 29, 2014
Mar. 29, 2014
ASW Acquisition [Member]
   
Net sales $ 108,518us-gaap_BusinessAcquisitionsProFormaRevenue
/ us-gaap_BusinessAcquisitionAxis
= iiin_ASWAcquisitionMember
$ 211,265us-gaap_BusinessAcquisitionsProFormaRevenue
/ us-gaap_BusinessAcquisitionAxis
= iiin_ASWAcquisitionMember
Earnings before income taxes 6,175us-gaap_BusinessAcquisitionsProFormaIncomeLossFromContinuingOperationsBeforeChangesInAccountingAndExtraordinaryItemsNetOfTax
/ us-gaap_BusinessAcquisitionAxis
= iiin_ASWAcquisitionMember
11,376us-gaap_BusinessAcquisitionsProFormaIncomeLossFromContinuingOperationsBeforeChangesInAccountingAndExtraordinaryItemsNetOfTax
/ us-gaap_BusinessAcquisitionAxis
= iiin_ASWAcquisitionMember
Net earnings $ 4,037us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss
/ us-gaap_BusinessAcquisitionAxis
= iiin_ASWAcquisitionMember
$ 7,501us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss
/ us-gaap_BusinessAcquisitionAxis
= iiin_ASWAcquisitionMember